{"title":"Mahogony Obsidian","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e","products":[{"product_id":"mahogony-obsidian-slab-99","title":"Mahogony Obsidian Slab 99","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 2.75\" x 3\" and approximately 6.1 mm thick.  Weight = 68 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172281778289,"sku":"3200319","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200319a.jpg?v=1777132300"},{"product_id":"mahogony-obsidian-slab-98","title":"Mahogony Obsidian Slab 98","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.5\" x 2.75\" and approximately 5.6 mm thick.  Weight = 52 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172282663025,"sku":"3200269","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200269a.jpg?v=1777132522"},{"product_id":"mahogony-obsidian-slab-97","title":"Mahogony Obsidian Slab 97","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4\" x 3.25\" and approximately 5.8 mm thick.  Weight = 79 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. Known flaws are shown as white lines in the final picture frame.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172284924017,"sku":"3200296","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200296a.jpg?v=1777132715"},{"product_id":"mahogony-obsidian-slab-96","title":"Mahogony Obsidian Slab 96","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.75\" x 2.25\" and approximately 6.2 mm thick.  Weight = 69 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172285251697,"sku":"3200300","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200300a.jpg?v=1777132824"},{"product_id":"mahogony-obsidian-slab-95","title":"Mahogony Obsidian Slab 95","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.5\" x 3\" and approximately 6.2 mm thick.  Weight = 72 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172285972593,"sku":"3200268","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200268a.jpg?v=1777132911"},{"product_id":"mahogony-obsidian-slab-94","title":"Mahogony Obsidian Slab 94","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3\" x 3\" and approximately 6.2 mm thick.  Weight = 56 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172286201969,"sku":"3200267","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200267aa.jpg?v=1777132974"},{"product_id":"mahogony-obsidian-slab-93","title":"Mahogony Obsidian Slab 93","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.25\" x 3.5\" and approximately 5.9 mm thick.  Weight = 83 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172286333041,"sku":"3200299","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200299a.jpg?v=1777133042"},{"product_id":"mahogony-obsidian-slab-92","title":"Mahogony Obsidian Slab 92","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.25\" x 3\" and approximately 6 mm thick.  Weight = 70 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172286759025,"sku":"3200297","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200297a_74eea97a-cc61-4bd3-bdc7-d7603f0c3a0c.jpg?v=1777133105"},{"product_id":"mahogony-obsidian-slab-91","title":"Mahogony Obsidian Slab 91","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4\" x 3\" and approximately 6.3 mm thick.  Weight = 76 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172286824561,"sku":"3200298","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200298a.jpg?v=1777133163"},{"product_id":"mahogony-obsidian-slab-90","title":"Mahogony Obsidian Slab 90","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.25\" x 3.25\" and approximately 6.6 mm thick.  Weight = 80 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. Known flaws are shown as white lines in the final picture frame.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172287152241,"sku":"3200270","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200270a.jpg?v=1777133243"},{"product_id":"mahogony-obsidian-slab-89","title":"Mahogony Obsidian Slab 89","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 3.5\" x 2.75\" and approximately 6.2 mm thick.  Weight = 63 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172287283313,"sku":"3200271","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200271a.jpg?v=1777133314"},{"product_id":"mahogony-obsidian-slab-88","title":"Mahogony Obsidian Slab 88","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.25\" x 3.5\" and approximately 6.1 mm thick.  Weight = 87 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. Known flaws are shown as white lines in the final picture frame.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172288364657,"sku":"3200295","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/P3200295a.jpg?v=1777133390"},{"product_id":"mahogony-obsidian-slab-88-copy","title":"Mahogony Obsidian Slab 87","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.5\" x 3.5\" and approximately 6.5 mm thick.  Weight = 132 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172288528497,"sku":"MA178534","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/mPA178534a.jpg?v=1777133531"},{"product_id":"mahogony-obsidian-slab-86","title":"Mahogony Obsidian Slab 86","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.25\" x 3\" and approximately 6.8 mm thick.  Weight = 117 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172291346545,"sku":"MA178535","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/mPA178535A.jpg?v=1777133986"},{"product_id":"mahogony-obsidian-slab-85","title":"Mahogony Obsidian Slab 85","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4\" x 2.5\" and approximately 7.3 mm thick.  Weight = 99 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172292526193,"sku":"MA178525","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/MPA178525A.jpg?v=1777134100"},{"product_id":"mahogony-obsidian-slab-84","title":"Mahogony Obsidian Slab 84","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.5\" x 4.5\" and approximately 6.8 mm thick.  Weight = 177 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172292722801,"sku":"MA178536","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/MPA178536A.jpg?v=1777134172"},{"product_id":"mahogony-obsidian-slab-83","title":"Mahogony Obsidian Slab 83","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 4.75\" x 4.5\" and approximately 7 mm thick.  Weight = 189 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172292952177,"sku":"MA178537","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/MPA178537A.jpg?v=1777134245"},{"product_id":"mahogony-obsidian-slab-82","title":"Mahogony Obsidian Slab 82","description":"\u003cp class=\"MsoNormal\"\u003eMahogony Obsidian, from Glass Butte, Oregon,\u003cb\u003e \u003c\/b\u003eis a naturally occurring volcanic glass that's created when lava rich in feldspar and quartz is cooled too rapidly for crystals to form. It is a silica-rich\u003cb\u003e \u003c\/b\u003esemi-translucent black that has a large amount of reddish-brown color due to the magnetite or hematite that was present during formation. It exhibits conchoidal fracturing because it lacks crystal structure creating acute edges and is a hardness of 5 to 5.5 on the Mohs scale. In addition to its lapidary and decorative uses, obsidian has been used to make surgical blades and arrowheads. Stone Age people used obsidian for weapons and implements, Native Americans formed it into arrowheads and the Incans used it for weapons, mirrors and masks.\u003cspan style=\"mso-spacerun: yes;\"\u003e  \u003c\/span\u003eThis material will take a great polish and is perfect for knapping.\u003c\/p\u003e\n\u003cp\u003eOrigin:  Oregon\u003c\/p\u003e\n\u003cp\u003eDimensions: 5\" x 4.5\" and approximately 7 mm thick.  Weight = 163 grams.\u003c\/p\u003e\n\u003cp\u003eShown wet.  Not polished. No known flaws. Pictured with back lighting.\u003c\/p\u003e","brand":"DD Rocks","offers":[{"title":"Default Title","offer_id":43172293542001,"sku":"MA178533","price":12.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/files\/mPA178533a.jpg?v=1777134316"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/2271\/collections\/P3200297a.jpg?v=1777132135","url":"https:\/\/ddrockshop.com\/collections\/mahogony-obsidian\/slab.oembed","provider":"DD Rocks","version":"1.0","type":"link"}