Cacoxenite R070141

Name: Cacoxenite
RRUFF ID: R070141
Ideal Chemistry: Fe3+24AlO6(PO4)17(OH)12·75H2O
Locality: Rotläufchen Mine, Waldgirmes, Wetzlar, Hesse, Germany
Source: Michael Scott S103919 [view label]
Owner: RRUFF
Description: Radial aggregates of brownish yellow acicular crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
RRUFF ID: R070141.2
Sample Description: Microprobe Fragment
Sample Description: Unoriented sample

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RRUFF ID: R070141
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 30% of 150mW
RRUFF ID: R070141.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 27.53(1)Å    b: 27.53(1)Å    c: 10.563(5)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 6936(9)Å3    Crystal System: hexagonal
  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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REFERENCES for Cacoxenite

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]

Steinmann J (1826) 47. Kakoxen, Handbuch der Oryktognosie, 2, 749-750   [view file]

Steinmann J (1826) Kákoxèn, Archiv für die Gesammte Naturlehre, 8, 446-446   [view file]

Church A H (1895) A chemical study of some native arsenates and phosphates, Mineralogical Magazine, 11, 1-12   [view file]

Moore P B, Shen J (1983) An X-ray structural study of cacoxenite, a mineral phosphate, Nature, 306, 356-358

Dunn P J, Chao G Y, Fleischer M, Ferraiolo J A, Langley R H, Pabst A, Zilczer J A (1985) New mineral names, American Mineralogist, 70, 214-221   [view file]

Frost R L, Erickson K L (2005) Near-infrared spectroscopic study of selected hydrated hydroxylated phosphates, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 61, 45-50   [link]

Аvdontceva M S, Krivovichev S V, Krzhizhanovskaya M G, Bocharov V N, Vlasenko N S, Spiridonova D (2022) Cаcoxenite - a complex phosphate with modular structure, Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva, 151, 71-83   [view file]