Gem Type: Natural Quartz

1 Inches Weight: 199 Grams / 7 OuncesDetails: Volcanic activity Mortlake

Clarity: Tourmalinated Clear

This is a nice Stilbite specimen from Oregon

Academic analysis of the Tsarev meteorite reveals significant features: large grains of nickel-iron

Natural Quartz Cats Eye | Round Cabochon | Orange | 6mm | Brazil Achondrite Gem Type: Natural QuartzProduct Type: Natural Quartz Cats Eye Approx Weight (per piece): 0. 8ct Size: 6mm Shape: Round Cabochon Color: Orange Clarity: Opaque Origin: Brazil Treatment: Untreated Quartz Cats Eye is a type of gemstone that exhibits an optical phenomenon called chatoyancy, which creates a luminous band resembling a cat's eye. It is caused by fibrous inclusions within the quartz that reflect light in a concentrated manner. The gemstone comes in various colors,