Benstonite R050484

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Record 423 of 4043  

Name: Benstonite
RRUFF ID: R050484
Ideal Chemistry: Ba6Ca6Mg(CO3)13
Locality: Minerva #1 mine, Cave-in-Rock, Hardin County, Illinois, USA
Source: California Institute of Technology W-40011
Owner: RRUFF
Description: Colorless fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
CHEMISTRY 
RRUFF ID: R050484.2
Sample Description: Microprobe Fragment
Measured Chemistry: lighter phase: (Ba5.77Sr0.23)Σ=6Ca6.00(Mg0.90Ca0.10)Σ=1(CO3)13 ; darker phase: (Ba5.75Sr0.25)Σ=6Ca6.00(Mg0.86Ca0.14)Σ=1(CO3)13 ; C 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: R050484
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050484.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050484.1
Sample Description: Powder
Instrument settings: PIKE GladiATR - Far-IR on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R050484.1
Sample Description: Powder
Cell Refinement Output: a: 18.2712(7)Å    b: 18.2712(7)Å    c: 8.700(1)Å
alpha: 90.°    beta: 90.°    gamma: 120.°   Volume: 2515.3(4)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.

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

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REFERENCES for Benstonite

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]

Fleischer M (1961) New mineral names, American Mineralogist, 46, 1513-1520   [view file]

Lippmann F (1961) Benstonit, Ca7Ba6(CO3)13, ein neues mineral, Naturwissenschaften, 16, 550-551

Lippmann F (1962) Benstonite, Ca7Ba6(CO3)13, a new mineral from the barite deposit in Hot Spring County, Arkansas, American Mineralogist, 47, 585-598   [view file]

Fleischer M (1963) New mineral names, American Mineralogist, 48, 433-437   [view file]

International Mineralogical Association (1967) Commission on new minerals and mineral names, Mineralogical Magazine, 36, 131-136   [view file]

Welin E (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden, Arkiv för Mineralogi och Geologi, 4, 499-541

Effenberger H (1979) Kristallstruktur und chemische formel des benstonits, Ba6Ca6Mg(CO3)13, Neues Jahrbuch für Mineralogie, Abhandlungen, 136, 326-337

Konev A A, Kartashev P M, Koneva A A, Ushchapovskaya Z F, Nartova N V (2004) Mg-deficient strontium benstonite from the ore occurrence Biraya (Siberia), Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 133, issue 6 65-73   [view file]