Sakhanaiskite
A valid IMA mineral species - pending publication
This page is currently not sponsored. Click here to sponsor this page.
Formula:
(Fe2+Ti)Nb2O8
Crystal System:
Monoclinic
Member of:
Name:
For the type locality
structure determined
Unique Identifiers
Mindat ID:
500187
Long-form identifier:
mindat:1:1:500187:9
IMA Classification of Sakhanaiskite
Approved, Pending publication
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Sakh | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Chemistry of Sakhanaiskite
Mindat Formula:
(Fe2+Ti)Nb2O8
Element Weights:
Elements listed:
Crystallography of Sakhanaiskite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P2/b
Setting:
P2/c
Cell Parameters:
a = 4.7469(4) Å, b = 5.7275(5) Å, c = 5.0710(5) Å
β = 90.077(8)°
β = 90.077(8)°
Ratio:
a:b:c = 0.829 : 1 : 0.885
Unit Cell V:
137.87 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.65 Å | (36) |
| 2.966 Å | (100) |
| 2.540 Å | (12) |
| 2.495 Å | (21) |
| 2.372 Å | (10) |
| 1.771 Å | (14) |
| 1.734 Å | (19) |
| 1.719 Å | (28) |
Type Occurrence of Sakhanaiskite
Place of Conservation of Type Material:
Type material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninsky Pr. 18-2, 119071 Moscow, Russia, registration number 83763
Relationship of Sakhanaiskite to other Species
Member of:
Other Members of Columbite Supergroup:
| Columbite Group | ||
| Dmitryvarlamovite | Ti2(Fe3+Nb)O8 | Orth. 222 : P21212 |
| Huangshanite | Fe3+TaO4 | Mon. 2/m : P2/b |
| Ixiolite Group | M1O2 | |
| Samarskite Group | A3+B3+C5+2O8 | |
| Wodginite Group | ||
| Wolframite Group | Note: "Wolframite" usually has a chemical composition covering the range between Hübnerite and ... | |
| Yttrocolumbite-(Y) | Y(U4+,Fe2+)Nb2O8 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Sakhanaiskite
mindat.org URL:
https://www.mindat.org/min-500187.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Sakhanaiskite
Localities for Sakhanaiskite
Showing 1 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Russia (TL) | |
| Chukanov et al. (2026) |
