Card No: 6158       Created: 25/02/2005    Last edition: 13/01/2009

Name: ALAMOSITE
Specification: [2], syn
Formula: PbSiO3
Symmetry Class: monoclinic-beta
Space Group: P 2/n
Unit Cell
Parameters:
a = 11.2090 | b = 7.0410 | c = 12.2200 | beta = 113.0200
Number of Formula Unit: Z = 12Unit Cell Volume, Å3: Vc = 887.63
Number of Atomic Position
per full Unit Cell
:
P/U = 60 Molar Volume, cm3/mol: Vm = 44.55
Number of Reflexes used in
Structure Determination
:

NR = 1201
X-ray density, g/cm3: p = 6.36
R-factor: R = 0.0470MU, 1/cm: µ = 1129.363
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 177.647
Theta-Interval for CPDP: T/I = 1-45