Properties
⛏ Mohs hardness3.5
💅🪙🍶🔪💎
A copper coin scratches it.
| Chemical formula | Ca(IO₃)₂·H₂O |
|---|---|
| Elements | Ca, I, O, H |
| Crystal system | Monoclinic |
| Mohs hardness | 3.5 |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Brü |
| Nickel–Strunz class | 4.KC.10 |
“—” 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
- Brüggenite on Mindat.org
- Wikidata item Q693716 (source of this page's data – you can correct it there)
IMA mineral species
3–4
Monoclinic
Soft, Scratches Easily