Card No: 12223       Created: 4/12/24    Last edition: 02/04/2026

Name: REGERITE
Specification: [1]
Formula: KFe6[PO4]4(OH)7[H2O]6 · 4H2O
Symmetry Class: monoclinic-beta
Space Group: P 2(1)/c
Unit Cell
Parameters:
a = 15.3530 | b = 17.3510 | c = 9.8870 | beta = 95.3000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 2622.71
Number of Atomic Position
per full Unit Cell
:
P/U = 276 Molar Volume, cm3/mol: Vm = 394.94
Number of Reflexes used in
Structure Determination
:

NR = 6088
X-ray density, g/cm3: p = 2.66
R-factor: R = 0.0470MU, 1/cm: µ = 125.655
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 47.213
Theta-Interval for CPDP: T/I = 1-45