IMA mineral species

O'danielite

🪶 Soft, Scratches Easily

H₂NaZn₃(AsO₄)₃

Arsenate mineral.

Properties

⛏ Mohs hardness3
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💅🪙🍶🔪💎

A copper coin scratches it.

Chemical formulaH₂NaZn₃(AsO₄)₃
ElementsH, Na, Zn, As, O
Crystal systemMonoclinic
Mohs hardness3
Density—
Streak—
Color—
IMA symbolOda

“—” means no reliable value in Wikidata yet. Check Mindat for full data.

Care & Handling

  • 🪶 Soft, Scratches Easily Mohs 3: softer than a steel knife, so it scratches easily. Store it apart from harder stones.

🌍 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.