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RĂ©mondite-(La)

A valid IMA mineral species
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08111760017271929614472.jpg
RĂ©mondite-(La), etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
03700870017271929652604.jpg
RĂ©mondite-(La)

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
01074270017271929684591.jpg
RĂ©mondite-(La)

Koashva Open Pit, Koashva Mt, Murmansk Oblast, Russia
08111760017271929614472.jpg
RĂ©mondite-(La), etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
03700870017271929652604.jpg
RĂ©mondite-(La)

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
01074270017271929684591.jpg
RĂ©mondite-(La)

Koashva Open Pit, Koashva Mt, Murmansk Oblast, Russia
08111760017271929614472.jpg
RĂ©mondite-(La), etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
03700870017271929652604.jpg
RĂ©mondite-(La)

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
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About RĂ©mondite-(La)Hide

Formula:
Na3(La,Ca,Na)3(CO3)5
Colour:
Bright yellow orange
Lustre:
Vitreous
Hardness:
3
Specific Gravity:
3.5
Crystal System:
Monoclinic
Name:
For its relation to rĂ©mondite-(Ce), to honour Dr. Guy RĂ©mond (1935 – 2 December 2014), physicist, Bureau de Recherches GĂ©ologiques et MiniĂšres, OrlĂ©ans, France, for his work on the physics of minerals. The suffix/modifier indicates the predominance of lanthanum over other rare-earth elements in the composition.
This page provides mineralogical data about RĂ©mondite-(La).


Name EncodingHide

ASCII-7:
Remondite-(La)

Unique IdentifiersHide

Mindat ID:
11012
Long-form identifier:
mindat:1:1:11012:7

Similar NamesHide

Raimondite
RedmonditeA valid IMA mineral species[Pb8O2Zn(OH)6](S2O3)4
RedonditeA valid IMA mineral species - grandfathered - questionableAlPO4 · 2H2O
RĂ©mondite
RĂ©mondite-(Ce)A valid IMA mineral speciesNa3(Ce,Ca,Na)3(CO3)5

IMA Classification of RĂ©mondite-(La)Hide

IMA status:
Approved
Approval year:
1999
First published:
2000

Classification of RĂ©mondite-(La)Hide

Strunz-mindat (2026):
5.AD.15

5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
D : With rare-earth elements (REE)

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
RĂ©m-LaIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of RĂ©mondite-(La)Hide

Lustre:
Vitreous
Transparency:
Transparent
Colour:
Bright yellow orange
Streak:
White
Hardness:
3 on Mohs scale
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
3.5 g/cm3 (Measured)    3.57 g/cm3 (Calculated)

Optical Data of RĂ©mondite-(La)