Tinzenite R050251



Name: Tinzenite
RRUFF ID: R050251
Ideal Chemistry: Ca2Mn2+4Al4[B2Si8O30](OH)2
Locality: Tinzen, Sursass Valley, Switzerland
Source: Marcus Origlieri
Owner: RRUFF
Description: Aggregate of yellowish orange prismatic crystals associated with quartz
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Axinite (12) ]
Quick search: [ All Tinzenite samples (2) ]
CHEMISTRY 
RRUFF ID: R050251.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca2.96Mn2.84Fe2+0.14Mg0.06)Σ=6Al4.00[B2.00Si8.00O30](OH)2; H2O assumed ideal from stoichiometry; B2O3 estimated by difference
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050251
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050251.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050251.1
Sample Description: Powder
Instrument settings: PIKE GladiATR - Far-IR on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R050251.1
Sample Description: Powder
Cell Refinement Output: a: 7.1636(8)Å    b: 9.137(2)Å    c: 8.964(2)Å
alpha: 91.88(2)°    beta: 98.65(1)°    gamma: 77.15(1)°   Volume: 565.5(1)Å3    Crystal System: triclinic
  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.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Tinzenite

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]

Jakob J (1923) Vier Mangansilikate aus dem Val d'Err (Kt. Graubünden), Schweizerische Mineralogische und Petrographische Mitteilungen, 3, 227-237   [view file]

Foshag W F (1928) New mineral names, American Mineralogist, 13, 201-202   [view file]

Milton C A, Hildebrand F A, Sherwood A M (1953) The identity of tinzenite with manganoan axinite, American Mineralogist, 38, 1148-1158   [view file]

Sanero E, Gottardi G (1968) Nomenclature and crystal-chemistry of axinites, American Mineralogist, 53, 1407-1411   [view file]

Basso R, Della Giusta A, Vlaic G (1973) La struttura della tinzenite, Periodico di Mineralogia, 425, 369-379

Belokoneva E L, Goryunova A N, Pletnev P A, Spiridonov É M (2001) Crystal structure of high-manganese tinzenite from the Falotta deposit in Switzerland, Crystallography Reports, 46, 30-32

Roth P (2007) Tinzenite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 146-147

Hålenius U, Hatert F, Pasero M, Mills S J (2016) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 32. New minerals and nomenclature modifications approved in 2016, Mineralogical Magazine, 80, 915-922   [view file]

Grew E S (2018) Tinzenite, a member of the axinite group with formula revised to Ca2Mn42+Al4[B2Si8O30](OH)2, European Journal of Mineralogy, 30, 177-182   [view file]