Pyrgom definitions

Pyrgom

• (n.) A variety of pyroxene; -- called also fassaite.
Found on http://thinkexist.com/dictionary/meaning/pyrgom/

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Pyrgom

Pyr'gom noun [ Greek ... a place furnished with towers, from ... a tower.] (Min.) A variety of pyroxene; -- called also fassaite .
Found on http://www.encyclo.co.uk/webster/P/203

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