Turquoise Crystals

Name some turquoise stones

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Last updated: April 7, 2021

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First submitted	April 7, 2021
Times taken	12
Average score	33.3%
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Description

Answer

Formed by water acting on aluminum and copper; popular as a protective amulet; fades in sunlight; porous - thus, can be discoloured by oil and grease

Turquoise

Popular gemstone; variety of the mineral feldspar; named after the most famous river in S. America

Amazonite

Resembles ethereal landscapes or distant planets; forms where copper is exposed to air and water; mineral is rarely pure; very soft unless mixed with other minerals

Chrysocolla

Form of mineral pectolite; subtle turquoise blue with soft, white veining; only found in Mts of Dominican Republic; sometimes sold as "Dolphin Stone" and referred to as "Atlantis Stone"

Larimar

Has unusual silky, pearlescent lustre; its typical form is botryoidal; named for the British scientist James Smithson, who founded the Smithsonian Institution

Smithsonite

Popular stone; variety of beryl; impurities of iron determine coloration which range from almost colourless to deep sea blue-green; found in pegmatite; forms hexagonal pencil shaped crystals

Aquamarine

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