Card No: 1978       Created: 13/04/1989    Last edition: 26/05/2015

Name: HINGGANITE-(Y)
Specification: [1], structure type - datolite, DN
Formula: [Y0.51TR0.36Ca0.13]Fe0.065Be[SiO4](OH)
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/a
Unit Cell
Parameters:
a = 9.8880 | b = 7.6070 | c = 4.7400 | beta = 90.4500
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 356.52
Number of Atomic Position
per full Unit Cell
:
P/U = 34 Molar Volume, cm3/mol: Vm = 53.69
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 3.93
R-factor: -MU, 1/cm: µ = 432.902
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 110.122
Theta-Interval for CPDP: T/I = 1-45