Posts Tagged ‘woo converted’

Home Igneous Sedimentary Metamorphic Rock Cycle Splash Copper Sculptures Liquid copper in a crucible is pulled from the furnace at 2200degrees F   Kirsten Gumm Discovery Channel’s Cash &Treasures did an episode showing this product at Keweenaw Gem & Gift, Inc. Liquid copper in a crucible is poured into trays of straw and water. It…

Copper Native Copper as an ore mineral is very rare throughout the world, although minor occurrences of the mineral are widespread. The aggregate form of copper is highly variable and a number of distinctive types have been recognized. Native copper (copper found in a chemically uncombined state) has been mined for centuries and now is…

Home Igneous Sedimentary Metamorphic Rock Cycle Citrine Spirit Cactus Quartz

Citrine Citrine is a variety of quartz whose color ranges from a pale yellow to brown. Natural citrines are rare; most commercial citrines are heat-treated amethyst. Citrine contains traces of Fe3+ and is rarely found naturally. The name is derived from Latin citrina which means “yellow”. Citrine crystals can form together with amethyst or smoky…

Charoite from Russia Charoite 001 This is one of the worlds rarest, and prettiest, gem minerals. Charoite deposit called “Sirenevyi Kamen” has only been known for less than 30 years, and this is the only location in the world where this material was ever found. The region in which Charoite was discovered is rather difficult…

Home Igneous Sedimentary Metamorphic Rock Cycle Chabazite Crystals with Stellerite

Celestine aka Celestite Celestine aka Celestite is a mineral consisting of strontium sulfate. The mineral is named for its sometimes alluring light blue color. Celestine is the principal source of strontium which is used in fireworks and metal alloy compounds. Celestine normally occurs as crystals, or may occur as compact massive and fibrous forms. It…

Corundums Corundum is a crystalline form of aluminium oxide, with impurities or trace elements such as iron, titanium, or chromium. These impurities are what create the wide range of colors to be found in corundum crystals: grays, browns, yellows, greens, blues, purples, reds and pinks. It is a naturally transparent material, but can have different…

Carborundum Carborundum is actually the worlds very first artificially produced mineral. In the mid 1880’s an inventor/scientist named Edward G. Acheson, who had worked as assistant manager of European interests for Thomas Edison, started his own experimental laboratory in Monongahela City, Pennsylvania. He had a crazy notion that he could produce man made diamonds by…

“Iceland Spar” (aka) Optical Calcite Brazilian Optical Calcite beautifully ground and Polished in Germany Calcite, Iceland Spar, Optical Calcite This variety of Calcite is called “Iceland Spar”, which is basically clear cleaved fragments of completely colorless (ice-like) calcite. Originally discovered in and named after Eskifjord, Iceland. The Iceland spar displays the classic cleavage form of…