翻訳と辞書 ・ Grafton, North Dakota ・ Grafton, Nova Scotia ・ Grafton, Ohio ・ Grafton, Ontario ・ Grafton, Oxfordshire ・ Grafton, Shropshire ・ Grafton, Sierra Leone ・ Grafton, Utah ・ Grafton, Vermont ・ Grafton, Virginia ・ Grafton, West Virginia ・ Grafton, Wiltshire ・ Grafton, Wisconsin ・ Grafton, Worcestershire ・ Grafton-Fraser ・ Graftonite ・ GrafX2 ・ Graf–Navratilova rivalry ・ Graf–Sabatini rivalry ・ Graf–Seles rivalry ・ Gragareth ・ Gragba-Dagolilié ・ Gragg ・ Gragg House ・ Gragg, North Carolina ・ Graghanam ・ Gragjanski Skopje ・ Graglia ・ Gragnague ・ Gragnano
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Graftonite
Graftonite is an iron(II), manganese, calcium phosphate mineral with formula: (Fe2+,Mn,Ca)3(PO4)2. It forms lamellar to granular translucent brown to red-brown to pink monoclinic prismatic crystals. It has a vitreous luster with a Mohs hardness of 5 and a specific gravity of 3.67 to 3.7. It was first described from its type locality of Melvin Mountain in the town of Grafton, in Grafton County, New Hampshire. ==References==
*(Mindat with location data ) *(Webmineral data )
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Graftonite」の詳細全文を読む
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