Explore Green Tourmaline, Color Accents, and more!

Exceptional and rare specimen of Pollucite sitting atop a doubly terminated Smoky Quartz. Both crystals are on stark white Albite matrix with green Tourmalines scattered for color accent. Pollucite is a rare pegmatitic mineral which has a very pearly luster and looks almost like a shiny ball of ice - Afghanistan

Rare Pollucite on Smoky Quartz, White Albite Matrix w/Green Tourmaline, Afghanistan

A 10 cm specimen of muscovite crystals studded with dep orange spessartine crystals to 1 cm across. / Mineral Friends <3

A 10 cm specimen of muscovite crystals studded with dep orange spessartine crystals to 1 cm across.

http://geology.about.com/od/minerals/ig/zeolites/minpiclaumontite.htm

Definition and Examples of Index Minerals

Laumontite (Hydrated Calcium Aluminum Silicate) - Laumontite, quickly turns white and crumbles in air. Its spiky crystals are distinctive, too. Sometimes found in slate and schist.

Corundum, Amboarohy, Zazafotsy, Fianarantsoa Province, Madagascar - Well formed and very lustrous, gemmy crystal of ruby-sapphire (size 1.6 cm) in matrix. Specimen mounted on acrylic base.

Corundum, Amboarohy, Zazafotsy, Fianarantsoa ruby-sapphire in matrix.

cavansite with calcite - WOW - looks like a rocket-ship of Calcite just landed on this Ca(ra)vansite !!   -x-  #pixiecrystals

Cavansite is a relatively rare mineral. Name is derived from its chemical composition, calcium vanadium silicate.Discovered in 1967 in Malheur County, Oregon.

Rare Red Stone Eudialyte Mineral Specimen Kipawa by FenderMinerals, $20.00

Rare Red Stone Eudialyte White Nepheline Mineral Specimen, Giant Earth Treasure, Mineral Curio Display, Gemstone Raw rugged bookends

Rare Red Stone Eudialyte Mineral Specimen Kipawa by FenderMinerals, $20.00

Inesite crystals with minor Hubeite (brown) / Fengjiashan Mine (Daye copper mine), China

Inesite crystals w/ minor Hubeite (brown) / Fengjiashan Mine (Daye copper mine), China

Bicolored Tourmaline on Rose Quartz Galileia Minas Gerais Brazil Trinity Mineral Co Auction: Minerals

Bicolored Tourmaline on Rose Quartz Galileia Minas Gerais Brazil Trinity Mineral Co Auction: Minerals / Mineral Friends

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