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Makarochkinite
Type Locality
Pit No. 400 (400 Mine), Lake Ishkul', Ilmen Natural Reserve, Ilmen Mts, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia
Mineral Data
(Ca,Na)
2
Fe
2+
4
Fe
3+
Ti[O
2
|BeAlSi
4
O
18
]
Strunz:
9.DH.40
Physical Properties
Colour:
black
Crystal System:
Triclinic
Hardness:
5.5 - 6.0
Tenacity:
brittle
