Properties
🔷 Monoclinic✏️ streak white
| Chemical formula | Na₂Cu(SO₄)₂·2H₂O |
|---|---|
| Elements | Na, Cu, S, O, H |
| Crystal system | Monoclinic |
| Mohs hardness | — |
| Density | — |
| Streak | white |
| Color | — |
| IMA symbol | Khk |
| Nickel–Strunz class | 7.CC.30 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Chuquicamata, Chile
- 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
- Kröhnkite on Mindat.org
- Wikipedia article
- Wikidata item Q2251684 (source of this page's data – you can correct it there)
IMA mineral species
Monoclinic
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