IMA mineral species

Molybdophyllite

Pb₈Mg₉[Si₁₀O₂₈(OH)₈|O₂|(CO₃)₃] * H₂O

Unclassified silicate.

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

Properties

🔷 Monoclinic

Chemical formula	Pb₈Mg₉[Si₁₀O₂₈(OH)₈\|O₂\|(CO₃)₃] * H₂O
Elements	Pb, Mg, Si, O, H, C
Crystal system	Monoclinic
Mohs hardness	—
Density	—
Streak	—
Color	—
IMA symbol	Mdp
Nickel–Strunz class	9.HH.25

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

🌍 Where it's found

Type locality (where it was first described): Långban, Sweden

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.

Learn more

Molybdophyllite on Mindat.org
Wikidata item Q3860216 (source of this page's data – you can correct it there)