Hemimorphite R040117

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Record 1 of 2  

Name: Hemimorphite
RRUFF ID: R040117
Ideal Chemistry: Zn4(Si2O7)(OH)2·H2O
Locality: Durango, Mexico
Source: University of Arizona Mineral Museum 16325 [view label]
Owner: RRUFF
Description: Colorless thin tabular crystals in a sheaflike aggregate
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Not in a structural group (133) ]
Quick search: [ All Hemimorphite samples (2) ]
CHEMISTRY 
RRUFF ID: R040117.2
Sample Description: Microprobe Fragment
Measured Chemistry: Zn4.05Si1.97O7((OH)0.99F0.01)2·H2O
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: L00159
Orientation: Laser parallel to  -a*  (-1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R040117
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R040117.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (RAW) View Graph
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POWDER DIFFRACTION 
RRUFF ID: R040117.1
Sample Description: Powder
Cell Refinement Output: a: 8.3691(2)Å    b: 10.7208(3)Å    c: 5.1156(1)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 458.99(1)Å3    Crystal System: orthorhombic
  File Type Information Close
Calculated diffraction file.

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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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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Hemimorphite

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]

Kenngott A (1853) Hemimorphit, in Das Mohs’sche Mineralsystem Verlag und Druck Wien 67-68   [view file]

Barclay G A, Cox E G (1960) The structure of hemimorphite, Zeitschrift für Kristallographie, 113, 23-29   [view file]

International Mineralogical Association (1962) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 33, 260-263   [view file]

McDonald W S, Cruickshank D W J (1967) Refinement of the structure of hemimorphite, Zeitschrift für Kristallographie, 124, 180-191   [view file]

Hill R J, Gibbs G V, Ross F K, Williams J M (1977) A neutron-diffraction study of hemimorphite, Zeitschrift für Kristallographie, 146, 241-259   [view file]

International Mineralogical Association (1980) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 43, 1053-1055   [view file]

Cooper B J, Gibbs G V (1981) The effects of heating and dehydration on the crystal structure of hemimorphite up to 600° C, Zeitschrift für Kristallographie, 156, 305-321   [view file]

Fischer K F, Schäfer G (1982) Umgehung des phasenproblems durch intensitätsmessung bei zwei wellenlängen. Example: Struktur des Hemimorphit mittels lambda-methode, Zeitschrift für Kristallographie, 159, 47-48   [view file]

Libowitzky E, Kohler T, Armbruster T, Rossman GR (1997) Proton disorder in dehydrated hemimorphite - IR spectroscopy and X-ray structure refinement at low and ambient temperatures, European Journal of Mineralogy, 9, 803-810

Kolesov B (2006) Raman investigation of H2O molecule and hydroxyl groups in the channels of hemimorphite, American Mineralogist, 91, 1355-1362   [view file]

Dachs E, Geiger C A (2009) Heat-capacity behaviour of hemimorphite, Zn4Si2O7(OH)2·H2O, and its dehydrated analogue Zn4Si2O7(OH)2: a calorimetric and thermodynamic investigation of their phase transitions, European Journal of Mineralogy, 21, 971-983

Geiger C A, Dachs E (2009) Quasi-ice-like CP behavior of molecular H2O in hemimorphite Zn4Si2O7(OH)2·H2O: CP and entropy of confined H2O in microporous silicates, American Mineralogist, 94, 634-637   [view file]

Medas D, Meneghini C, Podda F, Floris C, Casu M, Casu M A, Musu E, De Giudici G (2018) Structure of low-order hemimorphite produced in a Zn-rich environment by cyanobacterium Leptolingbya frigida, American Mineralogist, 103, 711-719

Li Y, Bass J D (2020) Single crystal elastic properties of hemimorphite, a novel hydrous silicate, Minerals, 10, 425   [view file]