Parsonsite

parsonsite

torbernite

kasolite

dewindtite

Images

Formula: Pb2(UO2)(PO4)2
Normal phosphate, forms a series with hallimondite
Specific gravity: 5.37
Hardness: 2½ to 3
Streak: White
Colour: Pale citron yellow
Solubility: Soluble in acids
Strongly RADIOACTIVE
Environments

Sedimentary environments
Hydrothermal environments

Parsonsite occurs as a secondary mineral in the oxidised zone of some hydrothermal uranium deposits (HOM).

Localities

At Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France, parsonsite occurs with pyromorphite, torbernite and autunite (HOM).

At Wölsendorf, Schwarzach bei Nabburg, Schwandorf District, Upper Palatinate, Bavaria, Germany, parsonsite occurs with uranocircite (Dana).

In the Huachuca Mountains, Cochise County, Arizona, USA, parsonsite occurs as crusts on quartz (Dana).

At the Ruggles Mine, Grafton, Grafton county, New Hampshire, USA, parsonsite occurs with autunite and phosphuranylite (Dana).

At the type locality, the Shinkolobwe mine, Shinkolobwe, Kambove District, Haut-Katanga, DR Congo, parsonsite occurs with torbernite, kasolite and dewindtite (Dana).

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