Moorhouseite

Formula : CoSO4:6H2O

Family: 
Sulfates
Space group: 
Monoclinic - Prismatic HM symbol (2/m) Space Group: C 2/c
Dana class: 
29.6.8.5VI- 29 Hydrated Acid and Sulfates ; 29.6 Hydrated Acid and Sulfates where A XO4 . x(H2O) ; 29.6.8 Hexahydrite Group (Space Group: C2/c)

Dernière mise à jour le 25.01.2021

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
 V°
cm3·mol-1
 ΔGºf
J·mol-1
 ΔHºf
J·mol-1
 Sº
J·mol-1·k-1
 CP
J·mol-1·K-1
263.088 130.310 (Ref.: 94pan) Pankratz L. B., 1994, Thermodynamic Properties of Carbides, Nitrides, and Other Selected Substances (U. S. Bureau of Mines Bulletin 696, 1994, 957 p). -2234976 (Ref.: Internal calculation) -2683490 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp. 367.610 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp.
CP(T) = a + b·T + ·c·T-2 (T in Kelvin)
a
J·mol-1·K-1
 b * 103
J·mol-1·K-2
 c * 10-5
J·K·mol-1
 Maier Kelley Ref.
Reaction properties

Moorhouseite ⇌ Co+2 + SO4-2 + 6H2O

298.15 K, 1 bar log10K: -2.19 ΔH°r:1570 J·mol-1 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp.
T(°C) 0 25 60 100 150 200 250 300
log10K -2.19 -2.19 -2.10 -1.88 -1.52 -1.18 -0.97 -1.08
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-1790.712779 -0.256572 96944.117520 646.747959 -5375353.768526