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Perhamite R110142

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Record 2931 of 4216  


Name: Perhamite
RRUFF ID: R110142
Ideal Chemistry: Ca3Al7.7Si3P4O23.5(OH)14.1·8H2O
Locality: Emmons quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Source: Donald Doell [view label]
Owner: RRUFF
Description: Parallel aggregates of tan colored hexagonal plates
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Perhamite (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110142
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110142.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.985(2)Å    b: 6.985(2)Å    c: 20.162(8)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 851.9(2)Å3    Crystal System: hexagonal
  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.

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DIF File
X-ray Data (XY - RAW) View Graph
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REFERENCES for Perhamite

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]

Dunn P J, Appleman D E (1977) Perhamite, a new calcium aluminum silico-phosphate mineral, and a re-examination of viséite, Mineralogical Magazine, 41, 437-442   [view file]

Fleischer M, Pabst A, White J S (1978) New mineral names, American Mineralogist, 63, 793-796   [view file]

Locock A J, Ercit T S, Kjellman J, Piilonen C (2006) New mineral names, American Mineralogist, 91, 1945-1954   [view file]

Mills S, Mumme G, Grey I, Bordet P (2006) The crystal structure of perhamite, Mineralogical Magazine, 70, 201-209   [view file]

Ercit T S, Piilonen P C, Rowe R (2007) New mineral names, American Mineralogist, 92, 1539-1542   [view file]