Mineral variety

Wolframite

Intermediate mineral variety between hübnerite and ferberite.

BrownBlackGray

Wolframite specimen
Wolframiteportugal2.jpg · Wikimedia Commons (see file page for author & license)

Properties

🔷 Monoclinic✏️ streak brown
Chemical formula—
Elements—
Crystal systemMonoclinic
Mohs hardness—
Density—
Streakbrown
Color—

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