Ixiolite

History

Activities related to discovery and approval of the group members

Structural context

Ixiolite
Crystal System orthorhombicCrystal Class orthorhombic dipyramidalSpace Group Pbcn
a4.785—5.731 (5.258)
b4.742—5.758 (5.25)
c5.152—5.16 (5.156)
alpha90
beta90
gamma90
volume140.013—142.168 (141.0905)

Based on 2 measurements

Chemical context

Stoichiometric formulas

Ixiolite
mindat.org
  • March 13, 2023(Ta,Nb,Sn,Fe,Mn)4O8
IMA
  • March 13, 2023(Ta,Mn,Nb)O2
mineralogy.rocks
  • Aug. 30, 2022(Ta,Nb5+,Mn2+)O2

Elements recorded on EPMA

2
Fe
2
Mn
2
Nb
2
O
2
Sn
2
Ta
2
Ti
1
W
1
Zr

Physical properties

ColorColor entities, recognized using a custom trained NER model
  • steel-grey
    Color noteOriginal color note from the source
    Steel-grey, black
    StreakStreak entities, recognized using a custom trained NER model
    • dark brown
    Streak noteOriginal streak note from the source
    Brown to dark brown
    Lustre
    Sub-Metallic
    Fracture
    Irregular/Uneven
    Sub-Conchoidal
    Transparency
    Opaque
    Tenacity
    brittle
    Hardness
    6—6.5
    Measured density
    7.03—7.23
    Calculated density
    7.39