Pyroxmangite R070212
Name: Pyroxmangite
RRUFF ID: R070212
Ideal Chemistry: Mn2+SiO3
Locality: Isanago mine, Ohro (Ōro; Ouro; Ooro), Naka-gun, Kyoto Prefecture, Kinki Region, Honshu Island, Japan
Source: Michael Scott S104978 [view label]
Owner: RRUFF
Description: Pale yellow to brown semitransparent massive associated with quartz
Status: The identification of this mineral has been confirmed only by chemical analysis
Quick search: [ All Pyroxmangite samples (4) ]
CHEMISTRY 
RRUFF ID: R070212.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Mn0.47Fe2+0.39Mg0.08Ca0.06)Σ=1Si1.00O3 ; veins: (Mn0.35Fe0.26Ca0.22Mg0.17)Σ=1CO3 (rhodochrosite)
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070212
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070212.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
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POWDER DIFFRACTION 
RRUFF ID: R070212.1
Sample Description: Powder
Cell Refinement Output: a: 9.6626(9)Å    b: 10.4669(9)Å    c: 17.379(2)Å
alpha: 112.161(9)°    beta: 103.16(1)°    gamma: 82.763(7)°   Volume: 1583.5(2)Å3    Crystal System: triclinic
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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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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Pyroxmangite

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]

Ford W E, Bradley W M (1913) Pyroxmangite, a new member of the pyroxene group and its alteration product, skemmatite, American Journal of Science, 186, 169-174   [view file]

Liebau F (1957) The crystal structures of rhodonite, CaMn4[Si5O15], and pyroxmangite, (Ca, Mg)(Mn, Fe)6[Si7O21], Acta Crystallographica, 10, 761-761

Yoshimura T, Shirozu H, Hirowatari F (1958) Bementite and pyroxmangite from the Ichinomata mine, Kumamoto Prefecture, Journal of the Mineralogical Society of Japan, 3, 457-467   [view file]

Manning P G (1968) Absorption spectra of the manganese-bearing chain silicates pyroxmangite, rhodonite, bustamite and serandite, The Canadian Mineralogist, 9, 348-357   [view file]

Pinckney L R, Burnham C W (1988) Effects of compositional variation on the crystal structures of pyroxmangite and rhodonite, American Mineralogist, 73, 798-808   [view file]

Zanazzi P F, Nestola F, Nazzareni S, Comodi P (2008) Pyroxmangite: A high pressure single-crystal study, American Mineralogist, 93, 1921-1928   [view file]