Reddingite R090058

Name: Reddingite
RRUFF ID: R090058
Ideal Chemistry: Mn2+3(PO4)2·3H2O
Locality: Palermo #1, North Groton, New Hampshire, USA
Source: Royal Ontario Museum M53457
Owner: RRUFF
Description: Pale brown translucent pseudo-octahedral crystals associated with blue vivianite and colorless triphylite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Reddingite (9) ]
RRUFF ID: R090058.2
Sample Description: Microprobe fragment
Measured Chemistry: (Mn+21.46Fe+21.32Mg0.19Ca0.03)Σ=3.00(PO4)2·3H2O
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R090058
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R090058.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.524(3)Å    b: 10.129(3)Å    c: 8.690(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 838.3(5)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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REFERENCES for Reddingite

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]

Brush G J, Dana E S (1878) On a new and remarkable mineral locality in Fairfield County, Connecticut; with a description of several new species occurring there. First Paper., American Journal of Science and Arts, 116, 33-46; 114-123   [view file]

Brush G J, Dana E S, Wells H L (1890) On the mineral locality at Branchville, Connecticut: Fifth paper, American Journal of Science, 39, 201-216   [view file]

Steinmetz H (1926) Phosphophyllit und Reddingit von Hagendorf, Zeitschrift für Kristallographie, 64, 405-412   [view file]

Berman H, Gonyer F A (1930) Pegmatite minerals in Poland, Maine, American Mineralogist, 15, 375-387   [view file]

Eversheim P, Kleber W (1953) Morphologie und struktur des reddingits, P2O5·3FeO·3H2O, Acta Crystallographica, 6, 215-216

Tennyson C (1954) Phosphoferrit und reddingit von Hagendorf, Neues Jahrbuch für Mineralogie, Abhandlungen, 87, 185-217

Moore P B, Araki T (1976) A mixed-valence solid-solution series: Crystal structures of phosphoferrite, FeII3(H2O)3[PO4]2, and kryzhanovskite, FeIII3(OH)3[PO4]2, Inorganic Chemistry, 15, 316-321

Moore P B, Araki T, Kampf A R (1980) Nomenclature of the phosphoferrite structure type: refinements of landesite and kryzhanovskite, Mineralogical Magazine, 43, 789-795   [view file]

Frost R L, Xi Y, Scholz R, Belotti F M and Lagoeiro L E (2012) Chemistry, Raman and infrared spectroscopic characterization of the phosphate mineral reddingite: (MnFe)3(PO4)2(H2O,OH)3, a mineral found in lithium-bearing pegmatite, Physics and Chemistry of Minerals, 39, 803-810   [view file]