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Brownmillerite
Type Locality
Mayener Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany
Mineral Data
Ca
2
(Al,Fe
3+
)
2
O
5
Strunz:
4.AC.10
Physical Properties
Crystal System:
Orthorhombic
Hardness:
0.0
