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Sidwillite
Higher-hydrate counterpart of
raydemarkite
(monohydrate),
tianhuixinite
(1/3-hydrate), and
molybdite
(anhydrous).
History
Activities related to discovery and approval of the group members
Structural context
Sidwillite
Crystal System
monoclinic
Space Group
P21/c
a
10.476—10.666 (10.5998)
b
13.804—13.905 (13.852)
c
10.462—10.606 (10.5212)
alpha
90
beta
91.59—91.85 (91.674)
gamma
90
volume
1529.66—1560.468 (1544.1284)
Based on
5
measurements
Chemical context
Stoichiometric formulas
Sidwillite
mindat.org
March 13, 2023
MoO
3
·2H
2
O
IMA
March 13, 2023
MoO
3
· 2H
2
O
mineralogy.rocks
Aug. 30, 2022
Mo
6+
O
3
·2H
2
O
Elements recorded on EPMA
3
H
3
Mo
3
O
Physical properties
Color
Color entities, recognized using a custom trained NER model
canary-yellow
Color note
Original color note from the source
Canary-yellow
Streak
Streak entities, recognized using a custom trained NER model
pale yellow
Streak note
Original streak note from the source
Pale yellow
Lustre
Resinous
Transparency
Translucent
Hardness
2.5
Calculated density
3.11