Card No: 4109       Created: 03/07/1990    Last edition: 04/05/2017

Name: SCAWTITE
Specification: [1], structure type - scawtite, DF
Formula: Ca7Si6O18CO3 · 2H2O
Symmetry Class: monoclinic-beta
Space Group: I 2/m
Unit Cell
Parameters:
a = 10.1180 | b = 15.1870 | c = 6.6260 | beta = 100.4000
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 1001.44
Number of Atomic Position
per full Unit Cell
:
P/U = 80 Molar Volume, cm3/mol: Vm = 301.60
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.76
R-factor: -MU, 1/cm: µ = 198.901
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 72.016
Theta-Interval for CPDP: T/I = 1-45