Davisite is an exceedingly rare mineral of the pyroxene group, with formula CaScAlSiO6. It is the scandium-dominant member.Ma, C., and Rossmann, G.R., 2009: Davisite, CaScAlSiO6, a new pyroxene from the Allende meteoriteMindat, http://www.mindat.org/min-38829.html It stands for scandium-analogue of other pyroxene-group members, esseneite, grossmanite and kushiroite. Davisite is one of scarce minerals containing essential scandium.Scandium, The mineralogy of Scandium - Mindat. org
It is named for Andrew M. Davis, an American meteoriticist and professor of astronomy and geoscience at the University of Chicago.
Based on a synthesized sample, the mineral likely crystallizes in the monoclinic crystal system with space group C2/c.
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