Important Update News
The RRUFF Project has been migrated to RRUFF.net. Please update your bookmarks immediately, if you have not done so.
The data on this website is already three years out of date, and the entire website will be taken offline before the end of the year.
We are grateful to NASA for the funding of this effort.
|
|
Name: Fluorcalciomicrolite RRUFF ID: R070365 Ideal Chemistry: (Ca,Na,◻)2Ta2O6F Locality: Ponte da Raiz mine, Minas Gerais, Southeast Brazil Source: Michael Scott S104775 [view label] Owner: RRUFF Description: Brown octahedron associated with albite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
| Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ] | ||
| Quick search: [ All Fluorcalciomicrolite samples (9) ] | ||
| RAMAN SPECTRUM | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| POWDER DIFFRACTION | |||||||
|---|---|---|---|---|---|---|---|
| RRUFF ID: | R070365.9 | ||||||
| Sample Description: | Single crystal, powder profile is calculated | ||||||
| Cell Refinement Output: |
a: 10.41(3)Å b: 10.41(3)Å c: 10.41(3)Å alpha: 90° beta: 90° gamma: 90° Volume: 1128.3(8)Å3 Crystal System: cubic |
||||||
|
|
||||||
| REFERENCES for Fluorcalciomicrolite | |
|---|---|
|
American Mineralogist Crystal Structure Database Record: [view record] |
|
|
Williams P A, Hatert F, Pasero M, Mills S J (2012) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 14, New minerals and nomenclature modifications approved in 2012, Mineralogical Magazine, 76, 1281-1288 [view file] |
|
|
Andrade M B, Atencio D, Persiano A I C, Ellena J (2013) Fluorcalciomicrolite, (Ca,Na,◻)2Ta2O6F, a new microlite-group mineral from Volta Grande pegmatite, Nazareno, Minas Gerais, Brazil, Mineralogical Magazine, 77, 2989-2996 [view file] |
|
|
Belakovskiy D I, Cámara F, Gagne O C, Uvarova Y (2015) New mineral names, American Mineralogist, 100, 2352-2362 [view file] |
|
|
Grew E S, Bosi F, Ros L, Kristiansson P, Gunter M E (2018) Fluor-elbaite, lepidolite and Ta-Nb oxides from a pegmatite of the 3000 Ma Sinceni Pluton, Swaziland: evidence for lithium-cesium-tantalum (LCT) pegmatites in the Mesoarchean, European Journal of Mineralogy, 30, 205-218 |
|
|
|