Schorlomite R060125

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Record 1 of 3  

Name: Schorlomite
RRUFF ID: R060125
Ideal Chemistry: Ca3Ti2(SiFe3+2)O12
Locality: Magnet Cove, Arkansas, USA
Source: University of Arizona Mineral Museum 2151 [view label]
Owner: RRUFF
Description: Black massive
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ garnet (97) ]
Quick search: [ All Schorlomite samples (3) ]
RRUFF ID: R060125.2
Sample Description: Microprobe fragment
Measured Chemistry: Ca3.00(Ti4+0.74Zr0.44Fe3+0.38Al0.21Mg0.20Mn0.03)Σ=2[(Si0.68Fe3+0.32)Σ=1O4]3
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R060125
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R060125.1
Sample Description: Powder, mixture of two garnet phases, the second phase is andradite
Cell Refinement Output: a: 12.0988(4)Å    b: 12.0988(4)Å    c: 12.0988(4)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1771.0(2)Å3    Crystal System: cubic
  File Type Information Close
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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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Schorlomite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Shepard C U (1846) On three new mineral species from Arkansas, and the discovery of the diamond in North Carolina, American Journal of Science and Arts, 52, 249-254   [view file]

Gongbao W, Baolei M (1986) The crystal chemistry and Mössbauer study of schorlomite, Physics and Chemistry of Minerals, 13, 198-205

Peterson R C, Locock A J, Luth R W (1995) Positional disorder of oxygen in garnet: the crystal-structure refinement of schorlomite, The Canadian Mineralogist, 33, 627-631   [view file]

Chakhmouradian A R, McCammon C A (2005) Schorlomite: a discussion of the crystal chemistry, formula, and inter-species boundaries, Physics and Chemistry of Minerals, 32, 277-289   [view file]

Grew E S, Locock A J, Mills S J, Galuskina I O, Galuskin E V, Hålenius U (2013) Nomenclature of the garnet supergroup, American Mineralogist, 98, 785-811   [view file]

Schingaro E, Lacalamita M, Mesto E, Ventruti G, Pedrazzi G, Ottolini L, Scordari F (2016) Crystal chemistry and light elements analysis of Ti-rich garnets, American Mineralogist, 101, 371-384