Magnesiotaaffeite-6N’3S R090019

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Record 2 of 2  

Name: Magnesiotaaffeite-6N’3S
RRUFF ID: R090019
Ideal Chemistry: Mg2BeAl6O12
Locality: Ratnapura District, Sri Lanka
Source: William W. Pinch [view label]
Owner: Bill Pinch
Description: Greyish purple flattened tabular hexagonal crystal
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Magnesiotaaffeite-6N’3S samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R090019
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 1% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R090019.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.666(2)Å    b: 5.666(2)Å    c: 41.05(2)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 1141.3(5)    Crystal System: hexagonal
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Magnesiotaaffeite-6N’3S

American Mineralogist Crystal Structure Database Record: [view record]

Anderson B W, Payne C J, Claringbull G F, Hey M H (1951) Taaffeite, a new beryllium mineral, found as a cut gemstone, Mineralogical Magazine, 29, 765-772   [view file]

Hudson D R, Wilson A F, Threadgold I M (1967) A new polytype of taaffeite — a rare beryllium mineral from the granulites of central Australia, Mineralogical Magazine, 36, 305-310   [view file]

Nuber B, Schmetzer K (1983) Crystal structures of ternary Be-Mg-Al oxides: taaffeite, BeMg3Al8O16, and musgravite, BeMg2Al6O12, Neues Jahrbuch für Mineralogie, Monatshefte, 1983, 393-402

Schmetzer, K (1983) Crystal chemistry of natural Be–Mg–Al-oxides: taaffeite, taprobanite, musgravite, Neues Jahrbuch für Mineralogie, Abhandlungen, 146, 15-28

Guinier A, Bokij G B, Boll-Dornberger K, Cowley J M, Durovic S, Jagodzinski H, Krishna P, DeWolff P M, Zvyagin B B, Cox D E, Goodman P, Hahn Th, Kuchitsu K, Abrahams S C, (1984) Nomenclature of polytype structures. Report of the International Union of Crystallography ad-hoc committee on the Nomenclature of discordered, modulated and polytype structures, Acta Crystallographica, A40, 399-404

Armbruster T (2002) Revised nomenclature of högbomite, nigerite, and taafeite minerals, European Journal of Mineralogy, 14, 389-395   [view file]

Jambor J L, Roberts A C (2003) New mineral names, American Mineralogist, 88, 251-255   [view file]