Melanovanadite R060131

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Record 739 of 4216  


Name: Melanovanadite
RRUFF ID: R060131
Ideal Chemistry: Ca(V5+,V4+)4O10·5H2O
Locality: Minas Ragra, Peru
Source: University of Arizona Mineral Museum 1112 [view label]
Owner: RRUFF
Description: Sprays of black prismatic crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Melanovanadite samples (2) ]
CHEMISTRY 
RRUFF ID: R060131.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca0.73◻0.27)Σ=1(V5+2.54V4+1.46)Σ=4O10·5H2O
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060131
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 80% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060131.1
Sample Description: Powder
Cell Refinement Output: a: 6.358(1)Å    b: 17.978(2)Å    c: 6.258(2)Å
alpha: 110.41(1)°    beta: 101.87(2)°    gamma: 82.66(2)°   Volume: 654.9(0)Å3    Crystal System: triclinic
  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 Melanovanadite

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]

Lindgren W (1921) Melanovanadite, a new mineral from Mina Ragra, Pasco, Peru, Proceedings of the National Academy of Sciences, 7, 249-251   [view file]

Lindgren W, Hamilton L F, Palache C (1922) Melanovanadite, a new mineral from Mina Ragra, Pasco, Peru, Proceedings of the National Academy of Sciences, 3, 195-203

Wherry E T (1922) New minerals: new species, American Mineralogist, 7, 162-164   [view file]

Barnes W H, Qurashi M M (1952) Unit cell and space group data for certain vanadium minerals, American Mineralogist, 37, 407-422

Konnert J A, Evans H T (1987) Crystal structure and crystal chemistry of melanovanadite, a natural vanadium bronze, American Mineralogist, 72, 637-644   [view file]

Evans H T, Hughes J M (1990) Crystal chemistry of the natural vanadium bronzes, American Mineralogist, 75, 508-521   [view file]