出典:Wikipedia
出典:『Wikipedia』 (2010/12/03 04:55 UTC 版)
Normandite is a brittle orange brown sorosilicate mineral discovered in 1997 by Charles Normand (1963-), of Montreal. Normandite occurs in Khibiny, Kola, Russia; in Poudrette quarry, Mont-Saint-Hilaire, Quebec and Tenerife, Canary Islands. It is found in nepheline syenite and in miarolitic cavities in nepheline syenite, associated with nepheline, albite, microcline, aegirine, natrolite, catapleiite, kupletskite, eudialyte, cancrinite, villiaumite, rinkite, and donnayite-(Y).