1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone mineral 5) Gemstone 6) Jewel mineral 7) Jewel 8) Mineral gemstone 9) Mineral jewel 10) Monoclinic mineral 11) Polished jewel 12) Polished mineral 13) Precious jewel 14) Precious gem 15) Prized mineral 16) Precious gemstone 17) Prized stone
Found on
https://www.crosswordclues.com/clue/pargasite
Pargasite is a complex inosilicate mineral of the amphibole group with formula NaCa2(Mg4Al)(Si6Al2)O22(OH)2. It was first described for an occurrence in Pargas, Finland in 1814 and named for the locality. It occurs in high temperature regional metamorphic rocks and in the skarns within contact aureoles around igneous intrusions. It also occurs in ...
Found on
http://en.wikipedia.org/wiki/Pargasite
• (n.) A dark green aluminous variety of amphibole, or hornblende.
Found on
http://thinkexist.com/dictionary/meaning/pargasite/
(from the article `hornblende`) ...(Si7Al); tschermakite, Ca2(Mg3Al2)(Si6Al2); edenite, NaCa2(Mg)5(Si7Al); pargasite, NaCa2 (Mg4Al)(Si6Al2). Extensive solid solution occurs, and ...
Found on
http://www.britannica.com/eb/a-z/p/19
Par'gas·ite noun [ So called from
Pargas , in Finland.]
(Min.) A dark green aluminous variety of amphibole, or hornblende.
Found on
http://www.encyclo.co.uk/webster/P/23
No exact match found.
