Pyroxferroite R141080



Name: Pyroxferroite
RRUFF ID: R141080
Ideal Chemistry: Fe2+SiO3
Locality: Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany
Source: Ch. and H. Schäfer [view label]
Owner: RRUFF
Description: Red-brown isolated crystals, associated with colorless tridymite, sanidine, and clinoferrosilite (R141085). Crystal is twinned by 180 deg rotation around (111).
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Pyroxferroite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R141080
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R141080.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.608(2)Å    b: 7.502(3)Å    c: 17.359(9)Å
alpha: 114.06(2)°    beta: 82.37(2)°    gamma: 94.36(2)°   Volume: 778.6(4)Å3    Crystal System: triclinic
  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.

X Min:    X Max:    X Sort:
REFERENCES for Pyroxferroite

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]

Chao E C T, Minkin J A, Frondel C, Klein C, Drake J C, Fuchs L, Tani B, Smith J V, Anderson A T, Moore P B, Zechman G R, Traill R J, Plant A G, Douglas J A V, Dence M R (1970) Pyroxferroite, a new calcium-bearing iron silicate from Tranquillity Base, Geochimica et Cosmochimica Acta, Supplemental Proceedings of the Apollo XI Lunar Science Conference, 1, 65-79   [view file]

Fleischer M (1970) New mineral names, American Mineralogist, 55, 2135-2139   [view file]

Burnham C W (1971) The crystal structure of pyroxferroite from Mare Tranquillitatis, Proceedings of the Second Lunar Science Conference, 1, 47-57