Properties
🔷 Trigonal✏️ streak black
| Chemical formula | Cu¹⁺Fe³⁺O₂ |
|---|---|
| Elements | Cu, Fe, O |
| Crystal system | Trigonal |
| Mohs hardness | — |
| Density | — |
| Streak | black |
| Color | — |
| IMA symbol | Del |
| Nickel–Strunz class | 4.AB.15 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Mednorudyanskoye copper deposit, Russia
- 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
- Delafossite on Mindat.org
- Wikipedia article
- Wikidata item Q3559141 (source of this page's data – you can correct it there)
IMA mineral species
Trigonal
Black