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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 | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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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 |
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REFERENCES for Hennomartinite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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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 |
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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 |
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Jambor J L, Puziewicz J, Roberts A C (1994) New mineral names, American Mineralogist, 79, 763-767 [view file] |
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Libowitzky E, Armbruster T (1996) Lawsonite-type phase transitions in hennomartinite, SrMn2[Si2O7](OH)2·H2O, American Mineralogist, 81, 9-18 [view file] |
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