IMA mineral species

Alamosite

PbSiO₃

Inosilicate mineral.

White & Clear

Alamosite specimen
Alamosite-Leadhillite-Melanotekite-ea6a.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaPbSiO₃
ElementsPb, Si, O
Crystal systemMonoclinic
Mohs hardness4.5
Density6.312 g/cm³
Streakwhite
Color—
IMA symbolAam
Nickel–Strunz class9.DO.20

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