Card No: 4618       Created: 23/07/1990    Last edition: 19/05/2017

Name: SVERIGEITE
Specification: [1]
Formula: Na(Mn2+,Mg)2Sn4+[Be2Si3O12(OH)]
Symmetry Class: orthorhombic
Space Group: I mma
Unit Cell
Parameters:
a = 10.8150 | b = 13.2730 | c = 6.8180
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 978.71
Number of Atomic Position
per full Unit Cell
:
P/U = 88 Molar Volume, cm3/mol: Vm = 147.38
Number of Reflexes used in
Structure Determination
:

NR = 571
X-ray density, g/cm3: p = 3.56
R-factor: R = 0.0540MU, 1/cm: µ = 349.596
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 98.236
Theta-Interval for CPDP: T/I = 1-45