Card No: 3742       Created: 05/03/1996    Last edition: 28/09/2017

Name: POTASSIC-CHLORO-HASTINGSITE
Specification: [1], DF
Formula: (K,Na)(Ca,Mn)2(Fe,Mg)4Fe[(Si,Al)8O22]Cl1.4(OH,F)0.6
Symmetry Class: monoclinic-beta
Space Group: C 2/m
Unit Cell
Parameters:
a = 9.9640 | b = 18.3100 | c = 5.3510 | beta = 105.0000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 942.98
Number of Atomic Position
per full Unit Cell
:
P/U = 92 Molar Volume, cm3/mol: Vm = 283.99
Number of Reflexes used in
Structure Determination
:

NR = 485
X-ray density, g/cm3: p = 3.54
R-factor: R = 0.0590MU, 1/cm: µ = 253.907
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 71.757
Theta-Interval for CPDP: T/I = 1-45