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Obsidian is not a true mineral due to its lack of a crystalline structure
as shown in the photos
though care should be taken to prevent exposure to harsh chemicals and excessive heat
Most polished pieces from this mine will exhibit chatoyancy from the fibrous formation of the aragonite
with halite typically appearing as transparent cubic crystals and trona forming fibrous or granular masses
Quartz with Clinochlore from Russia TW292 bissolite Obsidian is not a trueQuartz with Clinochlore from Russia Approx. Dimensions: 1. 75x1x1 inches Approx. Weight: 20 grams Locality: Pelingichei Area, Prepolar Ural Mountains, Russia This is a beautiful little specimen of quartz with clinochlore that has eaten away at the surface of the quartz crystals. The combination of the two minerals creates an incredible play of light as light is reflected off of the myriad of pits and pock marks left by the clinochlore's interference
US$ 26.50
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US$ 31.36
