IMA mineral species

Oxammite

🪶 Soft, Scratches Easily

(NH₄)₂(C₂O₄)·H₂O

Oxalate mineral.

Oxammite specimen
Oxammite.jpg · Wikimedia Commons (see file page for author & license)

Properties

⛏ Mohs hardness2.5
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💅🪙🍶🔪💎

Scratches with a fingernail.

⚖ Density1.5 g/cm³
Light
Chemical formula(NH₄)₂(C₂O₄)·H₂O
ElementsN, H, C, O
Crystal systemOrthorhombic
Mohs hardness2.5
Density1.5 g/cm³
Streak—
Color—
IMA symbolOxa
Nickel–Strunz class10.AB.55

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

Care & Handling

  • 🪶 Soft, Scratches Easily Mohs 2.5: softer than a steel knife, so it scratches easily. Store it apart from harder stones.