Card No: 2982       Created: 05/03/1996    Last edition: 12/02/2020

Name: MOTTRAMITE
Specification: [2], structure type - descloizite
Formula: Pb[Cu0.81Zn0.12]VO4(OH)
Symmetry Class: orthorhombic
Space Group: P nma
Unit Cell
Parameters:
a = 7.6670 | b = 6.0530 | c = 9.3160
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 432.34
Number of Atomic Position
per full Unit Cell
:
P/U = 36 Molar Volume, cm3/mol: Vm = 65.10
Number of Reflexes used in
Structure Determination
:

NR = 550
X-ray density, g/cm3: p = 6.20
R-factor: R = 0.0360MU, 1/cm: µ = 986.511
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 159.112
Theta-Interval for CPDP: T/I = 1-45