Card No: 2052       Created: 19/01/1990    Last edition: 22/03/2017

Name: HURLBUTITE
Specification: [1]
Formula: CaBe2P2O8
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/a
Unit Cell
Parameters:
a = 8.2990 | b = 8.7820 | c = 7.7980 | beta = 90.5000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 568.31
Number of Atomic Position
per full Unit Cell
:
P/U = 52 Molar Volume, cm3/mol: Vm = 85.58
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.90
R-factor: R = 0.0620MU, 1/cm: µ = 147.008
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 50.726
Theta-Interval for CPDP: T/I = 1-45