PDF Number: 4-784 Quality: star
Subfiles: inorganic mineral alloy CP EDU FOR NBS Cell and Symmetry Information
System: cubic Space Group: Fm-3m (no. 225) a: 4.0786
Density (Dm): 19.300 Density (Dx): 19.302 Z: 4 Instrument Information
Radiation: CuKa1 Wavelength: 1.54056 Filter: Ni Instrument(d): unknown
Instrument(I): diffractometer I type: unknown Comments and Additional Information Colour: Yellow metallic
Melting Point: 1061.6-1063.2
Source: Sample purified at NBS, Gaithersburg, Maryland, USA and is about 99.997% Au. Temperature: Pattern taken at 26 C.
Analysis: Spectrographic analysis (%): Si 0.001, Ca 0.001, Ag 0.001(?).
General: Opaque mineral optical data on specimen from unspecified locality: RR#2Re=71.6, Disp.=16, VHN#1#0#0=53-58, Color values=.384, .391, 72.7, Ref.: IMA Commission on Ore Microscopy QDF.
Optical: B=0.366 Literature References
General: Swanson, Tatge. Natl. Bur. Stand. (U.S.), Circ. 539 I 33 (1953) Optical: Winchell. Elements of Optical Mineralogy 17 ( ) Peak Data
PeakList
h k l d I
1 1 1 2.3550 100 2 0 0 2.0390 52 2 2 0 1.4420 32 3 1 1 1.2300 36 2 2 2 1.1774 12 4 0 0 1.0196 6 3 3 1 0.9358 23 4 2 0 0.9120 22 4 2 2 0.8325 23
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