This listing is for a 6-piece variety of rough obsidian pieces (mostly from Oregon), 15 lbs & 3 oz combined total weight of all pieces. These are sizable pieces, ideal for lapidary or knapping.
In this lot:
1) Mahogany obsidian (Oregon) 3 lbs 11 oz - 7” x 4.75” x 3.5”2) Gold sheen obsidian (Mexico) 1 lb 14 oz - 4.5” x 3.5” x 1.5”3) Silver sheen obsidian (Oregon) 1 lb 15 oz - 3.5” x 3.5” x 3”4) Davis Creek Rainbow obsidian (California) 3 lbs 9 oz - 6” x 4.5” x 4.5”5) Davis Creek Rainbow obsidian (California) 2 lbs 3 oz - 4.5” x 4.5” x 3”6) Davis Creek Rainbow obsidian (California) 1 lb 10 oz - 6” x 3” x 3”Combined weight: 15 lbs & 3 oz
** Because obsidian is a lava glass, it is very sharp & may have jagged edges. Handle carefully. Ideally not suited for very young children.OBSIDIAN GEOLOGICAL PROPERTIES:
Mineral Information: volcanic, amorphous, siliceous glassColor: Black with red-brown streaksHardness: 5 - 5.5 (Mohs scale)Specific Gravity: 2.3 - 2.6Refractive Index: 1.48 - 1.51Source: Oregon, California, Mexico
PROPER CARE:
Obsidian can be cleaned using a soft cloth and soapy water. Soap residue can build up on it, to rinse well and polish after. Take care to store obsidian carefully as it can be easily scratched.
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Will gladly combine/adjust shipping costs for multiple purchases.
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