Abenakiite-(Ce)

Abenakiite-(Ce) (or IMA1991-054) is a mineral of sodium, cerium, neodymium, lanthanum, praseodymium, thorium, samarium, oxygen, sulfur, carbon, phosphorus, and silicon with a chemical formula Na₂₆(Ce,Nd,La,Pr,Th,Sm)₆- [O|SO₂|(CO₃)₆|(PO₄)₆|Si₆O₁₈] . It is named after the Abenaki, an Algonquian tribe of New England. Its Mohs scale rating is 4 to 5.

External links

* [http://www.mindat.org/min-2.html Mindat.org]
* [http://www.webmineral.com/data/Abenakiite-%28Ce%29.shtml Webmineral.org]