Oxy-dravite R141094

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Record 37 of 49  


Name: Oxy-dravite
RRUFF ID: R141094
Ideal Chemistry: Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Locality: Strada Vilante, San Martino al Cimino, Vico volcano, Viterbo, Latium, Italy
Source: Ch. and H. Schäfer [view label]
Owner: RRUFF
Description: Blue-grey prismatic crystals
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R141094
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R141094.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 15.883(3)Å    b: 15.883(3)Å    c: 7.143(1)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 1560.5(1)Å3    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 Oxy-dravite

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]

Bosi F, Skogby H, Hålenius U, Reznitskii L (2013) Crystallographic and spectroscopic characterization of Fe-bearing chromo-alumino-povondraite and its relations with oxy-chromium-dravite and oxy-dravite, American Mineralogist, 98, 1557-1564

Bosi F, Skogby H (2013) Oxy-dravite, Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup, American Mineralogist, 98, 1442-1448   [view file]

Gatta G D, Bosi F, McIntyre G J, Skogby H (2014) First accurate location of two proton sites in tourmaline: A single-crystal neutron diffraction study of oxy-dravite, Mineralogical Magazine, 78, 681-692

Bosi F, Cámara F, Ciriotti M E, Hålenius U, Reznitskii L, Stagno V (2017) Crystal-chemical relations and classification problems in tourmalines belonging to the oxy-schorl - oxy-dravite - bosiite - povondraite series, European Journal of Mineralogy, 29, 445-455

Bosi F, Reznitskii L, Hålenius U, Skogby H (2017) Crystal chemistry of Al-V-Cr oxy-tourmalines from Sludyanka Complex, Lake Baikal, Russia, European Journal of Mineralogy, 29, 457-472

Bosi F (2018) Tourmaline crystal chemistry, American Mineralogist, 103, 298-306   [view file]

Pieczka A, Ertl A, Sęk M P, Twardak D, Zelek S, Szełęg E, Giester G (2018) Oxy-dravite from Wołowa Góra Mountain, Karkonosze massif, SW Poland: Crystallochemical and structural studies, Mineralogical Magazine, 82, 913-928   [view file]

Skřápková L, Cempírek J, Belley P M, Groat L E, Škoda R (2023) Physical properties and crystal structure of near end-member oxy-dravite from the Beluga occurrence, Nunavut territory, Canada, Mineralogical Magazine, 87, 719-730