IMA mineral species
Gerdtremmelite
(Zn,Fe)(Al,Fe)₂(AsO₄)(OH)₅
Arsenate mineral.
Properties
| Chemical formula | (Zn,Fe)(Al,Fe)₂(AsO₄)(OH)₅ |
|---|---|
| Elements | Zn, Fe, Al, As, O, H |
| Crystal system | Triclinic |
| Mohs hardness | — |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Gtm |
| Nickel–Strunz class | 8.BE.40 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Tsumeb Mine, Namibia
- Type locality
- Notable source / deposit
- Country of origin
Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.
Learn more
- Gerdtremmelite on Mindat.org
- Wikidata item Q3760991 (source of this page's data – you can correct it there)
IMA mineral species
Triclinic