$20
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Stimulating the 2nd sacral chakra, carnelian crystals increase creativity, courage, and physical energy. ... TUMBLED STONES ... bright and cheery version of Chalcedony gets its brown and orange red specks ..
Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group … The most common zinc ore is sphalerite (zinc blende), a zinc sulfide mineral.
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Due to its optical properties YCZ (yttrium cubic zirconia) has been used for window, lenses, prisms, filters and laser elements. Particularly in the chemical industry it is used as window material for the monitoring of corrosive liquids due to its chemical stability and mechanical toughness. YCZ has also been used as a substrate for semiconductor and superconductor films in similar industries.
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Topaz is a precious stone, typically colorless, yellow & is Allochromatic, which means that its color is caused by defects in its crystal structure.
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Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, or deep purple to rusty red. The iron is usually found in the form of magnetite, hematite, goethite, limonite or siderite.
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