| 释义 |
graf·ton·ite
\ˈgraftəˌnīt\ noun
(-s)
Etymology: Grafton, N.H. + English -ite
: a mineral (Fe,Mn,Ca)3(PO4)2 consisting of an iron manganese calcium phosphate occurring in salmon-pink laminated intergrowths with triphylite (hardness 5, specific gravity 3.7) |