IMA mineral species

Poppiite

Ca₂V³⁺V³⁺₂(Si₂O₇)(SiO₄)(OH,O)₂·H₂O

Sorosilicate mineral.

Properties

Chemical formulaCa₂V³⁺V³⁺₂(Si₂O₇)(SiO₄)(OH,O)₂·H₂O
ElementsCa, V, Si, O, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPop
Nickel–Strunz class9.BG.20

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

🌍 Where it's found

Type locality (where it was first described): Valgraveglia mine, Italy

  • 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.