Species data (EDS plot)
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AUGITE
(Ca,Na)(Mg,Fe
2+
,Al,Fe
3+
,Ti)[(Si,Al)
2
O
6
]
Locality: Ellacoya locale, Gilford, NH
Specimen Size: 3 mm black crystal with Titanite, (orange)
Environment: Cavity in basalt rock
Field collected: Tom Mortimer