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Augite : (Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6], Augite (Var: Jeffersonite) : Ca(Mn,Zn,Fe)Si2O6

 
 
minID: GYF-9N7

Augite : (Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6], Augite (Var: Jeffersonite) : Ca(Mn,Zn,Fe)Si2O6

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Augite and Jefersonite from Franklin, New Jersey on display at the Gem, Lapidary, and Mineral Society of Montgomery County MD March 2012.

Approx Size 6 cm across

This photo has been shown 320 times

Photo added: 18th Mar 2012