1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone mineral 5) Gemstone 6) Jewel 7) Jewel mineral 8) Mineral gemstone 9) Mineral jewel 10) Polished mineral 11) Polished jewel 12) Prized stone 13) Prized mineral 14) Precious gem 15) Precious jewel 16) Precious stone 17) Precious gemstone
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https://www.crosswordclues.com/clue/willemite
Willemite is a zinc silicate mineral (Zn2SiO4) and a minor ore of zinc. It is highly fluorescent (green) under shortwave ultraviolet light. It occurs in all different colors in daylight, in fibrous masses, solid brown masses (`troostite`), and apple green gemmy masses. It was discovered in 1830 and named after William I of the Netherlands. ==For.....
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http://en.wikipedia.org/wiki/Willemite
• (n.) A silicate of zinc, usually occurring massive and of a greenish yellow color, also in reddish crystals (troostite) containing manganese.
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http://thinkexist.com/dictionary/meaning/willemite/
white or greenish-yellow silicate mineral, zinc silicate, Zn2SiO4, that is found as crystals, grains, or fibres with other zinc ores in many ... [1 related articles]
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http://www.britannica.com/eb/a-z/w/38
Wil'lem·ite noun [ From
Willem I., king of the Netherlands.]
(Min.) A silicate of zinc, usually occurring massive and of a greenish yellow color, also in reddish crystals (troostite) containing manganese.
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http://www.encyclo.co.uk/webster/W/39
Willemite (troostite), named after Willem I, king of the Netherlands, is a mineral first confirmed as a distinct species of mineral in 1830. It is an ore of zinc found in crystallized limestone and associated with calcite, zincite, franklentie. It is a silicate of zinc, usually occurring massive and of a greenish yellow colour, also in reddish crys...
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http://www.probertencyclopaedia.com/browse/HW.HTM
Zinc orthosilicate
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http://www.translationdirectory.com/glossaries/glossary075.htm
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