Important Update News

The RRUFF Project (rruff.info) is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional.

We are grateful to NASA for the funding of this effort.

Gratonite R060956

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 1704 of 4216  


Name: Gratonite
RRUFF ID: R060956
Ideal Chemistry: Pb9As4S15
Locality: Rio Tinto mine, Rio Tinto, Huelva Province, Spain
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: Dark-gray metallic elongated prismatic trigonal crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Gratonite samples (2) ]
CHEMISTRY 
RRUFF ID: R060956.2
Sample Description: Microprobe Fragment
Measured Chemistry: Pb9.00As4.00S15.00
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.

Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060956
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060956.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 17.664(3)Å    b: 17.664(3)Å    c: 7.782(1)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 2102.9(3)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.

X Min:    X Max:    X Sort:
REFERENCES for Gratonite

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]

Gamble D (1938) New mineral discovered: Rochester and Harvard fail to link it with any known species, New York Times, Dec 28, 1938, 17-17

Palache C, Fisher D J (1939) Gratonite - preliminary description of a new mineral from Cerro de Pasco, Peru, American Mineralogist, 24, 136-136   [view file]

Palache C, Fisher D J (1940) Gratonite - A new mineral from Cerro de Pasco, Peru, American Mineralogist, 25, 255-265   [view file]

Rust G W (1940) Geologic occurrence of gratonite at Cerro de Pasco, Peru, American Mineralogist, 25, 266-270   [view file]

Rösch H (1963) Zur kristallstruktur des gratonits - 9PbS·2As2S3, Neues Jahrbuch für Mineralogie, Abhandlungen, 99, 307-337

Ribár B, Nowacki W (1969) Neubestimmung der kristallstruktur von gratonit, Pb9As4S15, Zeitschrift für Kristallographie, 128, 321-338   [view file]