IMA mineral species

Vandendriesscheite

🪶 Soft, Scratches Easily

Pb₁.₆(UO₂)₁₀O₆(OH)₁₁·11H₂O

Uranyl hydroxide mineral.

Vandendriesscheite specimen
Vandendriesscheit, 50x.jpg · Wikimedia Commons (see file page for author & license)

Properties

⛏ Mohs hardness3
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💅🪙🍶🔪💎

A copper coin scratches it.

⚖ Density5.45 g/cm³
Very heavy
Chemical formulaPb₁.₆(UO₂)₁₀O₆(OH)₁₁·11H₂O
ElementsPb, U, O, H
Crystal systemOrthorhombic
Mohs hardness3
Density5.45 g/cm³
Streak—
Color—
IMA symbolVdd
Nickel–Strunz class4.GB.40

“—” 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): Shinkolobwe mine, Democratic Republic of the Congo

  • 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.