Hemihedrite R140133

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Record 2 of 6  


Name: Hemihedrite
RRUFF ID: R140133
Ideal Chemistry: ZnPb10(CrO4)6(SiO4)2(OH)2
Locality: Florence mine, Ripsey Hill Area, Ripsey District, Tortilla Mts, Pinal County, Arizona, USA
Source: Ron Gibbs [view label]
Owner: RRUFF
Description: Brown euhedral crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Iranite (6) ]
Quick search: [ All Hemihedrite samples (4) ]
CHEMISTRY 
RRUFF ID: R140133.2
Sample Description: Microprobe Fragment
Measured Chemistry: Pb10.21(Zn0.88Mg0.07)∑=0.95(Cr5.84S0.09P0.07)∑=6.00(Si1.90As0.14)∑=2.04O34H1.47 ; H2O calculated to achieve 34 O atoms.
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: R140133
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 1% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R140133.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.481(2)Å    b: 11.416(2)Å    c: 10.810(2)Å
alpha: 120.41(1)°    beta: 92.02(2)°    gamma: 55.86(1)°   Volume: 782.8(1)Å3    Crystal System: triclinic
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Hemihedrite

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]

Williams S A, Anthony J W (1967) Abstract of paper presented at the twelfth annual meeting: Hemihedrite. A new mineral from Arizona, The Canadian Mineralogist, 9, 310-310   [view file]

Mandarino J A, Kato A (1968) New mineral names, American Mineralogist, 53, 1421-1427   [view file]

McLean W J, Anthony J W (1970) The crystal structure of hemihedrite, American Mineralogist, 55, 1103-1114   [view file]

Williams S A, Anthony J W (1970) Hemihedrite, a new mineral from Arizona, American Mineralogist, 55, 1088-1102   [view file]

Fleischer M (1973) New mineral names, American Mineralogist, 58, 560-562   [view file]

Cesbron F, Williams S A (1980) Iranite-hémihédrite, bellite, phoenicochroite, vauquelinite et fornacite: synthèse et nouvelles données, Bulletin de Minéralogie, 103, 469-477   [view file]

Lager G A, Armbruster T, Rotella F J, Jorgensen J D, Hinks D G (1984) A crystallographic study of the low-temperature dehydration products of gypsum, CaSO4·2H2O: hemihydrate CaSO4·0.50H2O, and γ—CaSO4, American Mineralogist, 69, 910-918   [view file]

Frost R L (2004) Raman microscopy of selected chromate minerals, Journal of Raman Spectroscopy, 35, 153-158

Edwards H G M, Vandenabeele P, Jehlicka J, Benoy T J (2014) An analytical Raman spectroscopic study of an important english oil painting of the 18th Century, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 118, 598-602

Yang H, Andrade M B, Downs R T, Gibbs R B, Jenkins R A (2016) Raygrantite, Pb10Zn(SO4)6(SiO4)2(OH)2, a new mineral isostructural with iranite, from the Big Horn mountains, Maricopa County, Arizona, USA, The Canadian Mineralogist, 54, 625-634

Lafuente B, Downs R T, Origlieri M J, Domanik K J, Gibbs R B, Rumsey M S (2017) New data on hemihedrite from Arizona, Mineralogical Magazine, 81, 1021-1030   [view file]