Metavariscite R050461

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Record 19 of 30  


Name: Metavariscite
RRUFF ID: R050461
Ideal Chemistry: Al(PO4)·2H2O
Locality: Utahlite Hill, Lucin, Utah, USA
Source: University of Arizona Mineral Museum 6532
Owner: RRUFF
Description: Group of pale green acicular bladed crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Phosphosiderite (6) ]
CHEMISTRY 
RRUFF ID: R050461.2
Sample Description: Microprobe Fragment
Measured Chemistry: Al1.00P1.00O4ยท2H2O
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050461
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R050461.1
Sample Description: Powder
Cell Refinement Output: a: 5.1829(1)Å    b: 9.5142(2)Å    c: 8.4522(2)Å
alpha: 90°    beta: 90.419(2)°    gamma: 90°   Volume: 416.78(1)Å3    Crystal System: monoclinic
  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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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 Metavariscite

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]

Larsen E S, Schaller W T (1925) The identity of variscite and peganite and the dimorphous form, metavariscite, American Mineralogist, 10, 23-28   [view file]

Borensztajn J (1966) Structures cristallines de la métavariscite et de la métastrengite, Bulletin de la Société Française de Minéralogie et de Cristallographie, 89, 428-438   [view file]

International Mineralogical Association (1967) Commission on new minerals and mineral names, Mineralogical Magazine, 36, 131-136   [view file]

Kniep R, Mootz D (1973) Metavariscite - A redetermination of its crystal structure, Acta Crystallographica, B29, 2292-2294

International Mineralogical Association (1980) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 43, 1053-1055   [view file]

Tang X, Gentiletti M J, Abdessadek L (2001) Synthesis and crystal structure of indium arsenate and phosphate dihydrates with variscite and metavariscite structure types, Journal of Chemical Crystallography, 31, 45-50

Frost R L, Weier M L, Erickson K L, Carmody O, Mills S J (2004) Raman spectroscopy of phosphates of the variscite mineral group, Journal of Raman Spectroscopy, 35, 1047-1055   [link]

Taxer K, Bartl H (2004) On the dimorphy between the variscite and clinovariscite group: refined finestructural relationship of strengite and clinostrengite, Fe(PO4)·2H2O, Crystal Research and Technology, 39, 1080-1088

Calas G, Galoisy L, Kiratisin A (2005) The origin of the green color of variscite, American Mineralogist, 90, 984-990   [view file]