Manganrockbridgeite

manganrockbridgeite

frondelite

kenngottite

correianevesite

Images

Formula: Mn2+2Fe3+3(PO4)3(OH)4(H2O)
Hydrated phosphate, rockbridgeite group, manganese-bearing mineral
Crystal System: Monoclinic
Specific gravity: 3.40 calculated
Streak: Greyish green
Colour: Green
Environments

Pegmatites

Manganrockbridgeite is a new mineral, approved in 2023.

Localities

At the type locality, the Hagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany, manganrockbridgeite forms compact intergrowths and clusters of shiny greenish black blades up to 200 µm long and 20 µm wide but only a few micrometres thick. Associated minerals include frondelite, kenngottite, hureaulite, hematite, quartz, correianevesite, tavorite, switzerite, bermanite, stewartite, laueite and pseudolaueite (Mindat).
Manganrockbridgeite from the Hagendorf South Pegmatite - Image

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