IMA mineral species

Manganbelyankinite

(Mn,Ca)(Ti,Nb)₅O₁₂ * 9H₂O

Questionable hydrous oxide mineral.

Manganbelyankinite specimen
Earth-and-Man--Manganbelyankinite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula(Mn,Ca)(Ti,Nb)₅O₁₂ * 9H₂O
ElementsMn, Ca, Ti, Nb, O, H
Crystal systemAmorphous
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMbyn
Nickel–Strunz class4.FM.25

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