Amarantite R050153



Name: Amarantite
RRUFF ID: R050153
Ideal Chemistry: Fe3+2O(SO4)2·7H2O
Locality: Paposo, Antofagasta, Chile
Source: Jim McGlasson
Owner: RRUFF
Description: Aggregate of red radiating platy crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Amarantite (1) ]
CHEMISTRY 
RRUFF ID: R050153.2
Sample Description: Microprobe Fragment
Measured Chemistry: Fe3+2.00(S1.00O4)2O·7H2O
Microprobe Data File: [ Download Excel File ]
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: R050153
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 40% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050153.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
X Min:    X Max:    X Sort:
POWDER DIFFRACTION 
RRUFF ID: R050153.1
Sample Description: Powder
Cell Refinement Output: a: 8.944(2)Å    b: 11.662(2)Å    c: 6.670(4)Å
alpha: 95.88(2)°    beta: 90.49(5)°    gamma: 97.24(4)°   Volume: 686.4(5)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.

  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 Amarantite

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]

Frenzel A (1888) XVII. Mineralogisches. 10. Hohmannit. 11. Amarantit. 12. Vorkommnisse von Ehrenfriedersdorf, Mineralogische und Petrographische Mittheilungen, 9, 397-400   [view file]

Bandy M C (1938) Mineralogy of three sulphate deposits of Northern Chile, American Mineralogist, 23, 669-760   [view file]

Cesbron F (1964) Contribution a la Mineralogie des sulphates de fer hydrates, Bulletin de la Société Française de Minéralogie et de Cristallographie, 87, 125-143   [view file]

Süsse P (1967) Crystal structure of amarantite, Naturwissenschaften, 54, 642-643

Süsse P (1968) The crystal structure of amarantite, Fe2(SO4)2O·7H2O, Zeitschrift für Kristallographie, 127, 261-275   [view file]

Bariand P, Cesbron F, Berthelon J-P (1977) Les sulfates de fer de Saghand près de Yazd (Iran), Mémoire Hors-Série de la Société Géologique de France, 8, 77-85   [view file]

Majzlan J, Dachs E, Benisek A, Plášil J, Sejkora J (2018) Thermodynamics, crystal chemistry and structural complexity of the Fe(SO4)(OH)(H2O)x phases: Fe(SO4)(OH), metahohmannite, butlerite, parabutlerite, amarantite, hohmannite, and fibroferrite, European Journal of Mineralogy, 30, 259-275