Chemistry:Astrocyanite-(Ce)

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Short description: Bright blue mineral
Astrocyanite-(Ce)
Astrocyanite-(Ce) found at its type locality
General
CategoryMineral
Formula
(repeating unit)
Cu
2
(Ce,Nd,La)
2
(UO
2
)(CO
3
)
5
(OH)
2
 · 1.5H2O
Identification
ColorBlue, Bright blue, Blue green
Specific gravity3.8
Density3.8
Other characteristics Radioactive

Astrocyanite-(Ce) is a bright blue mineral with the chemical formula Cu
2
(Ce,Nd,La)
2
(UO
2
)(CO
3
)
5
(OH)
2
 · 1.5H2O
. Its type locality is Kamoto East Open Cut, Kamoto, Kolwezi, Lualaba, Congo

The name of this mineral comes from the Ancient Greek: ("astron") for "star", κυανός ("kyanos") for "blue", in allusion to its colour and habit of the aggregates, and the dominant lanthanide element in its composition.

References

  1. ↑ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine 85 (3): 291–320. doi:10.1180/mgm.2021.43. Bibcode: 2021MinM...85..291W.