IMA mineral species

Takanelite

(Mn²⁺,Ca)₂ₓ(Mn⁴⁺)₁₋ₓO₂·0.7H₂O

Hydroxide mineral.

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

Properties

Chemical formula(Mn²⁺,Ca)₂ₓ(Mn⁴⁺)₁₋ₓO₂·0.7H₂O
ElementsMn, Ca, O, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolTkn
Nickel–Strunz class4.FL.40

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