IMA mineral species

Leucostaurite

Pb₂[B₅O₉]Cl·0.5H₂O

Borate mineral.

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

Properties

Chemical formulaPb₂[B₅O₉]Cl·0.5H₂O
ElementsPb, B, O, Cl, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolLsr
Nickel–Strunz class6.EA.05

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

🌍 Where it's found

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