User:Muhammad shaban

PYROXENE MINERAL

> Pyroxene is the group of mineral that make rocks. > formula = XY(SiAl)2O6.......... where X is Ca,Mg,Na and Y is small ions of Mg,Ca,Fe > Pyroxene greek word mean ........ fire strange > found in M.Morphic and Igenous rock > early forming mineral becoz they crystilized before the eruption of lawa > color is bright green