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LSC Gem and Mineral Collection Box Rocks and minerals that are prized for their beauty, durability, and rarity are termed gemstones. The specimens used in this collection are examples of specific gem minerals, but lack the luster, transparency, color or hardness of expensive gemstones. Six seperate compartments filled with various gems and minerals. May contain any of the following, or similar gemstones. PYRITE- Also known as fools gold, it is used as an ornamental material. OLIVINE-The gem quality variety is known as peridot. AMAZONITE- A rare green form of microcline feldspar. TURQUOISE-A copper mineral that has been used as a gem by America Indians for centuries. AGATE-A banded form of quartz used for carvings and ornamental stones. SNOWFLAKE OBSIDIAN-A form of volcanic glass, the snowflakes are inclusions of the mineral cristobalite. JADEITE - The gem quality is used in sculptures and costume jewelry. AMETHYST-A purple variety of quartz used in jewelry. RHODONITE-A magnesium silicate mineral used in jewelry and carvings. QUARTZ CRYSTAL- Collectors of quartz crystals first believed that quartz crystals, or rock crystals were petrified ice.
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