IMA mineral species

Juansilvaite

Na₅Al₃[AsO₃(OH)]₄[AsO₂(OH)₂]₂(SO₄)₂·4H₂O

Arsenate-sulfate mineral.

Juansilvaite specimen
Juansilvaite-797218.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNa₅Al₃[AsO₃(OH)]₄[AsO₂(OH)₂]₂(SO₄)₂·4H₂O
ElementsNa, Al, As, O, H, S
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolJsl

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

🌍 Where it's found

Type locality (where it was first described): Torrecillas mine, Chile

  • 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.