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Banalsite
Type Locality
Benallt Mine (Tyddyn Meirion mine; Ty Canol mine), Rhiw, Llanfaelrhys, Lleyn Peninsula, Gwynedd (Caernarvonshire), Wales, UK
Mineral Data
BaNa
2
[Al
2
Si
2
O
8
]
2
Strunz:
9.FA.60
Physical Properties
Colour:
White
Crystal System:
Orthorhombic
Streak:
White
Hardness:
6.0
