1) Beautiful stone 2) Cubic mineral 3) Cut mineral 4) Decorative stone 5) Gemstone 6) Gemstone mineral 7) Jewel mineral 8) Jewel 9) Mineral jewel 10) Mineral gemstone 11) Polished jewel 12) Polished mineral 13) Precious gemstone 14) Precious jewel 15) Prized stone 16) Precious stone 17) Prized mineral
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https://www.crosswordclues.com/clue/gahnite
Gahnite, ZnAl2O4, is a rare mineral belonging to the spinel group. It forms octahedral crystals which may be green, blue, yellow, brown or grey. It often forms as an alteration product of sphalerite in altered massive sulphide deposits such as at Broken Hill, Australia. Other occurrences include Falun, Sweden where it is found in pegmatites and sk...
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http://en.wikipedia.org/wiki/Gahnite
• (n.) Zinc spinel; automolite.
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http://thinkexist.com/dictionary/meaning/gahnite/
the mineral zinc aluminum oxide, a member of the spinel (q.v.) series.[1 related articles]
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http://www.britannica.com/eb/a-z/g/2
Gahn'ite noun [ Named after
Gahn , a Swedish chemist.]
(Min.) Zinc spinel; automolite.
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http://www.encyclo.co.uk/webster/G/2
Zinc aluminate
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http://www.translationdirectory.com/glossaries/glossary075.htm
(Zinc Aluminum Oxide) Gahnite is one of the rarer members of the Spinel Group of minerals, an important group of oxides. It is named after Swedish chemist L. G. Gahn, who discovered manganese. Gahnite forms in some granitic pegmatites, zinc deposits and in skarns, a special type of contact metamorphic rock. Gahnite produces ...
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https://www.encyclo.co.uk/local/23719
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