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Falcondoite
A nickel silicate forming friable masses of minute fibers, less than 10 microns in length. The Ni analogue of
sepiolite
.
History
Activities related to discovery and approval of the group members
Structural context
Falcondoite
Crystal System
orthorhombic
Space Group
Pnna
a
13.5
b
29.9
c
5.24
alpha
90
beta
90
gamma
90
volume
2115.126
Based on
1
measurements
Chemical context
Stoichiometric formulas
Falcondoite
mindat.org
March 13, 2023
(Ni,Mg)
4
Si
6
O
15
(OH)
2
·6H
2
O
IMA
March 13, 2023
Ni
4
Si
6
O
15
(OH)
2
· 6H
2
O
mineralogy.rocks
Aug. 30, 2022
(Ni
2+
,Mg)
4
Si
6
O
15
(OH)
2
·6H
2
O
Physical properties
Color
Color entities, recognized using a custom trained NER model
whitish-green
Color note
Original color note from the source
Whitish-green
Lustre
Resinous
Transparency
Translucent
Tenacity
brittle
Hardness
2—3
Calculated density
2.54