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Bartelkeite is an
exceptionally rare mineral, one of
scarce natural germanium compounds. The
formula was
originally ****umed to be Pb****e3O8, bartelkeite...
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Barstowite Bsw Betpakdalite-NaCa Bpd-NaCa
Boromullite Bmul
Bushmakinite Bmk
Bartelkeite Btk Betpakdalite-NaNa Bpd-NaNa
Boromuscovite Bms
Bussenite Bus Bartonite...
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presents a tiny
cavity lined with a 0.3 mm
aggregate of
green sawtoothed bartelkeite, söhngeite and
spherules of what
appear to be a germanium-rich plumbogummite...
- wilhelmkleinite,
zincgartrellite and
zincroselite unique germanium (
bartelkeite, calvertite, eyselite, fleischerite, germanite, itoite,
krieselite (germanate...
- [140] [141] [142] (IUPAC:
tetralead hexachloro carbonate monohydrate)
Bartelkeite (lawsonite: IMA1979-029) 9.J0.10 [143] [144] [145] (IUPAC: lead iron(II)...