Minerals
Polkovicite
polkovicite
(Fe,Pb)3(Ge,Fe)1-xS4
Polkovicite: Mineral information, data and localities. — via www.mindat.org · Source
Overview
Polkovicite is a mineral species (sulfide mineral). Mohs hardness about 3.5. Nickel–Strunz class: 2.CB.35a.
Identification characteristics
- Mohs hardness 3.5
Scientific references
- Polkovicite — Wikidata. https://www.wikidata.org/wiki/Q1680828 Link