Pyrope R040159

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Record 10 of 459  

Name: Pyrope
RRUFF ID: R040159
Ideal Chemistry: Mg3Al2(SiO4)3
Locality: Meronitz, Bohemia
Source: University of Arizona Mineral Museum 4309 [view label]
Owner: RRUFF
Description: Deep red crystal fragments
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ garnet (97) ]
Quick search: [ All Pyrope samples (13) ]
RRUFF ID: R040159.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Mg2.17Fe2+0.47Ca0.34Mn0.02)Σ=3(Al1.86Cr0.11Ti0.03)Σ=2((Si0.99Al0.01)Σ=1O4)3; trace amounts of Rb?
Microprobe Data File: [ Download Excel File ]
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: L00224
Orientation: Laser parallel to  -a*  (-1 0 0).     Fiducial mark perpendicular to laser is parallel to  c   [0 0 1].

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  orientation angle.

Raman Mode Analysis
Direction of polarization of laser relative to fiducial mark:
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RRUFF ID: R040159
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R040159.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R040159.1
Sample Description: Powder
Cell Refinement Output: a: 11.5350(1)Å    b: 11.5350(1)Å    c: 11.5350(1)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 1534.82(5)Å3    Crystal System: cubic
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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American Mineralogist Crystal Structure Database Record: [view record]

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Nakatsuka A, Shimokawa M, Nakayama N, Ohtaka O, Arima H, Okube M, Yoshiasa A (2011) Static disorders of atoms and experimental determination of Debye temperature in pyrope: Low- and high-temperature single-crystal X-ray diffraction study, American Mineralogist, 96, 1593-1605   [view file]

Nestola F, Merli M, Nimis P, Parisatto M, Kopylova M, De Stefano A, Longo M, Ziberna L, Manghnani M (2012) In situ analysis of garnet inclusion in diamond using single-crystal X-ray diffraction and X-ray micro-tomography, European Journal of Mineralogy, 24, 599-606

Geiger C A (2013) Static disorders of atoms and experimental determination of Debye temperature in pyrope: Low- and high-temperature single-crystal X-ray diffraction study—Discussion, American Mineralogist, 98, 780-782

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Nakatsuka A, Shimokawa M, Nakayama N, Ohtaka O, Arima H, Okube M, Yoshiasa A (2013) Static disorders of atoms and experimental determination of Debye temperature in pyrope: Low- and high-temperature single-crystal X-ray diffraction study—Reply, American Mineralogist, 98, 783-784

Du W, Clark S M, Walker D (2015) Thermo-compression of pyrope-grossular garnet solid solutions: Non-linear compositional dependence, American Mineralogist, 100, 215-222

Chantel J, Manthilake G M, Frost D J, Beyer C, Ballaran T B, Jing Z, Wang Y (2016) Elastic wave velocities in polycrystalline Mg3Al2Si3O12-pyrope garnet to 24 GPa and 1300 K, American Mineralogist, 101, 991-997

Du W, Clark S M, Walker D (2016) Excess mixing volume, microstrain, and stability of pyrope-grossular garnets, American Mineralogist, 101, 193-204

Palke A C, Geiger C A (2016) Trivalent transition-metal cations and local structure in pyrope- and grossular-rich solid solutions investigated by 27Al and 29Si MAS NMR spectroscopy, 28, 179-187

Pierre M D L, Belmonte D (2016) Ab initio investigation of majorite and pyrope garnets: lattice dynamics and vibrational spectra, American Mineralogist, 101, 162-174

Geiger C A, Rossman G R (2018) IR spectroscopy and OH- in silicate garnet: The long quest to document hydrogarnet substitution, American Mineralogist, 103, 384-393

Urosevic M, Nebel O, Padrón-Navarta J A, Rubatto D (2018) Assessment of O and Fe isotope heterogeneity in garnet from Kakanui (New Zealand) and Erongo (Namibia), European Journal of Mineralogy, 30, 695-710

Caporuscio F A, Oberti R, Smyth J R (2019) X-site control on rare earth elements in eclogitic garnets – an XRD study, European Journal of Mineralogy, 31, 453-463

Fan D, Xu J, Lu C, Tkachev S N, Li B, Ye Z, Huang S, Prakapenka V B, Zhou W (2019) Elasticity of single-crystal low water content hydrous pyrope at high-pressure and high-temperature conditions, American Mineralogist, 104, 1022-1031

Liu Z, Gréaux S, Cai N, Siersch N, Ballaran T B, Irifune T, Frost D J (2019) Influence of aluminum on the elasticity of majorite-pyrope garnets, American Mineralogist, 104, 929-935

Hisano N, Sakamaki T, Ohashi T, Funakoshi K, Higo Y, Shibazaki Y, Suzuki A (2021) Elastic properties and structures of pyrope glass under high pressures, American Mineralogist, 106, 7-14