1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel mineral 7) Jewel 8) Manganese mineral 9) Mineral jewel 10) Mineral gemstone 11) Phosphate mineral 12) Polished mineral 13) Polished jewel 14) Precious gemstone 15) Prized mineral 16) Precious gem 17) Prized stone
Found on
https://www.crosswordclues.com/clue/purpurite
Purpurite is a mineral, basically manganese phosphate, MnPO4 although with varying amounts of iron depending upon the source of the mineral. It is a striking pink purple color as might be expected of a manganese-containing mineral. Purpurite forms a series with the iron bearing endmember heterosite, FePO4. ==References == ...
Found on
http://en.wikipedia.org/wiki/Purpurite
Purpurite is an alteration product of lithiophilite that occurs in pegmatites. It has the formulae (Mn,Fe)PO4 and a relative hardness of 5.
Found on
http://www.probertencyclopaedia.com/browse/HP.HTM
No exact match found.
