
1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel 7) Jewel mineral 8) Mineral gemstone 9) Mineral jewel 10) Orthorhombic mineral 11) Polished mineral 12) Polished jewel 13) Precious gemstone 14) Precious stone 15) Precious jewel 16) Prized stone 17) Prized mineral
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https://www.crosswordclues.com/clue/wavellite

Wavellite is a phosphate mineral with formula Al3(PO4)2(OH, F)3·5H2O. It normally occurs as translucent green radial or spherical clusters. ==Discovery and occurrence== It was first described in 1805 for an occurrence within the High Down Quarry, Filleigh, Devon, England and named for William Wavell (20 DEC 1750 - 15 JAN 1829) of England who disc...
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http://en.wikipedia.org/wiki/Wavellite

• (n.) A hydrous phosphate of alumina, occurring usually in hemispherical radiated forms varying in color from white to yellow, green, or black.
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http://thinkexist.com/dictionary/meaning/wavellite/

hydrated aluminum phosphate [Al3(PO4)2(OH)35H2O], a common phosphate mineral that typically occurs as translucent, greenish, globular masses in ...
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http://www.britannica.com/eb/a-z/w/16
Wa'vel·lite noun [ After Dr. Wm.
Wavel , the discoverer.]
(Min.) A hydrous phosphate of alumina, occurring usually in hemispherical radiated forms varying in color from white to yellow, green, or black.
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http://www.encyclo.co.uk/webster/W/16

Wavellite, named after its discoverer William Wavel who found it in clay near Barnstaple, Devon, England, is a rare mineral of secondary origin confirmed as a distinct species of mineral in 1805. It is a hydrous phosphate of alumina, occurring usually in hemispherical radiated forms varying in colour from white to yellow, green, or black. It is fou...
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http://www.probertencyclopaedia.com/browse/HW.HTM
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