Properties
⛏ Mohs hardness3.5
💅🪙🍶🔪💎
A copper coin scratches it.
⚖ Density6.62 g/cm³
Very heavy
| Chemical formula | (Fe,Pb)₃(Ge,Fe)₁-xS₄ |
|---|---|
| Elements | Fe, Pb, Ge, S |
| Crystal system | — |
| Mohs hardness | 3.5 |
| Density | 6.62 g/cm³ |
| Streak | — |
| Color | — |
| IMA symbol | Pk |
| Nickel–Strunz class | 2.CB.35a |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Care & Handling
- 🪶 Soft, Scratches Easily Mohs 3.5: softer than a steel knife, so it scratches easily. Store it apart from harder stones.
Learn more
- Polkovicite on Mindat.org
- Wikidata item Q1680828 (source of this page's data – you can correct it there)
IMA mineral species
3–4
Soft, Scratches Easily