IMA mineral species

Peprossiite-(Ce)

(Ce,La)(Al₃O)₂/₃B₄O₁₀

Borate mineral.

Properties

Chemical formula(Ce,La)(Al₃O)₂/₃B₄O₁₀
ElementsCe, La, Al, O, B
Crystal systemHexagonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPep-Ce
Nickel–Strunz class6.CA.45

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

🌍 Where it's found

Type locality (where it was first described): Sacrofano caldera, Italy