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Hennomartinite R130039

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Name: Hennomartinite
RRUFF ID: R130039
Ideal Chemistry: SrMn3+2(Si2O7)(OH)2·H2O
Locality: Wessels mine, Kuruman, Kalahari manganese field, Cape Province, South Africa
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Brown spherical aggregates, associated with purple sugilite, brownish quartz and white hydroxyapophyllite-(K).
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Lawsonite (4) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R130039
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: R130039.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.238(1)Å    b: 9.018(3)Å    c: 13.372(4)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 752.2(2)Å3    Crystal System: orthorhombic
  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 Hennomartinite

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]

Armbruster T, Oberhansli R, Bermanec V (1992) Crystal structure of SrMn2(Si2O7)(OH)2·H2O, a new mineral of the lawsonite type, European Journal of Mineralogy, 4, 17-22

Armbruster T, Oberhänsli R, Bermanec V, Dixon R (1993) Hennomartinite and kornite, two new Mn3+ rich silicates from the Wessels mine, Kalahari, South Africa, Schweizerische Mineralogische und Petrographische Mitteilungen, 73, 349-355

Jambor J L, Puziewicz J, Roberts A C (1994) New mineral names, American Mineralogist, 79, 763-767   [view file]

Libowitzky E, Armbruster T (1996) Lawsonite-type phase transitions in hennomartinite, SrMn2[Si2O7](OH)2·H2O, American Mineralogist, 81, 9-18   [view file]