Plavnoite

A variety of Minerals

What is Plavnoite?

Plavnoite is a very rare complex uranium sulfate mineral with the formula K0.8Mn0.6[(UO2)2O2(SO4)]•3.5H2O. Typically for the secondary uranium mineral, plavnoite contains uranyl groups. It was discovered in the Plavno mine in Jáchymov, Czech Republic. The Jáchymov site is known as a type locality for many rare and unique minerals.

Plavnoite Market Value Calculator

Estimate the market value of Plavnoite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

Preview only. Full pricing comps and valuation report in the app.

Plavnoite Localities Map

See where Plavnoite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Quick Facts

Chemical Properties

Chemical Formula
K0.8Mn0.6[(UO2)2O2(SO4)]·3.5H2O
Elements
H, K, Mn, O, S, U
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