Minerals identify

Know how to recognize them

Hollandite

Oxide mineral

Hollandite (chemical formula: Ba(Mn4+6Mn3+2)O16) is an oxide mineral of the coronadite

A mineral, with the chemical composition BaMn4+6Fe3+2O16, that was first found in the Kajlidongri mine in the Jhabua district , India, had the name hollandite until it was reclassified as ferrihollandite by the International Mineralogical Association in 2012. Ferrihollandite is the barium-iron (III) endmember of the coronadite group.

Rare quartz inclusion

Identification

Color of mineral

Silver
Grey

Mohs scale ( mineral hardness )

4

Crystal ( diaphaneity )

Monoclinic