Synchysite-(Ce)

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Synchysite-(Ce)
Synchysite-(Ce)-189497.jpg
Synchysite-(Ce) from Poudrette quarry, Mont Saint-Hilaire
General
Category Mineral
Formula
(repeating unit)
Ca(Ce,La)(CO
3
)
2
F
Strunz classification 5.BD.20c
Dana classification16a.1.3.1
Crystal system Monoclinic
Crystal class Prismatic (2/m)
(same H-M symbol)
Space group C2/c
Identification
Tenacity Brittle
Mohs scale hardness4.5
Luster Vitreous
Diaphaneity Translucent
Pleochroism Weak
References [1]

Synchysite-(Ce) is a carbonate mineral and an end member of the synchysite group. The general chemical formula is Ca(Ce,La)(CO
3
)
2
F
. [2]

Contents

Discovery and naming

Synchysite-(Ce) was discovered in 1900 by Gustaf Flink. [3] The name is derived from the Greek "σύγχΰσις", meaning "confounding", a reference to the possibility to confuse the mineral with Parisite-(Ce).

Occurrences

Synchysite-(Ce) is found in rare-earth element bearing pegmatites. [4] It can also occur as a hydrothermal mineral in granite, alkalic syenite and carbonatite. [1]

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References

  1. 1 2 "Synchysite-(Ce)" (PDF). handbookofmineralogy. Retrieved 24 February 2013.
  2. "Synchysite-(Ce)" . Retrieved 24 February 2013.
  3. "Synchysite-(Ce) Mineral Data" . Retrieved 24 February 2013.