Card No: 7340       Created: 07/07/2008    Last edition: 12/05/2015

Name: GOLDFIELDITE
Specification: [6], structure type - tennantite-tetrahedrite
Formula: Cu11.5[Te2.7Sb0.9As0.4][S11.16Se0.84]
Symmetry Class: cubic
Space Group: I 4(-)3m
Unit Cell
Parameters:
a = 10.3350
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 1103.90
Number of Atomic Position
per full Unit Cell
:
P/U = 56 Molar Volume, cm3/mol: Vm = 332.46
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.93
R-factor: -MU, 1/cm: µ = 619.082
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 125.586
Theta-Interval for CPDP: T/I = 1-45