Collinsite | #Geology #GeologyPage Formula: - TopicsExpress



          

Collinsite | #Geology #GeologyPage Formula: Ca2(Mg,Fe)(PO4)2.2H2O System: Triclinic Colour: Light brown; light ... Hardness: 3 - 3½ Member of: Fairfieldite Group Name: For Canadian geologist William Henry Collins (1878-1937), former Director, Geological Survey of Canada. Read more : geologypage/2013/11/collinsite.html More Minerals : geologypage/p/minerals.html *Photo : Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA © JBS 2006 Geology geologypage
Posted on: Sun, 16 Mar 2014 08:00:01 +0000

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