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Yeite
A valid IMA mineral species
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About Yeite
Formula:
TiSi
Colour:
black
Specific Gravity:
4.24 (Calculated)
Crystal System:
Orthorhombic
Name:
The name is in honor of Danian Ye (b. 1939), a mineralogist at the Institute of Geology and Geophysics, Chinese Academy of Sciences, for his many contributions to mineralogy and crystal chemistry.
Chemically similar to zhiqinite.
Yeite is natural TiSi with the Pnma FeB-type structure. Synthetic TiSi with the Pnma FeB-type structure is well known.
Yeite is natural TiSi with the Pnma FeB-type structure. Synthetic TiSi with the Pnma FeB-type structure is well known.
Unique Identifiers
Mindat ID:
470463
Long-form identifier:
mindat:1:1:470463:4
Similar Names
IMA Classification of Yeite
Classification of Yeite
1.BB.
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
B : Metallic Carbides, Silicides, Nitrides, Phosphides and Hydrides
B : Silicides
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
B : Metallic Carbides, Silicides, Nitrides, Phosphides and Hydrides
B : Silicides
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 |
|---|---|---|
| Yei | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Yeite
Transparency:
Opaque
Colour:
Black
Density:
4.24 g/cm3 (Calculated)
Chemistry of Yeite
Mindat Formula:
TiSi
Elements listed:
Crystallography of Yeite
Crystal System:
Orthorhombic
Class (H-M):
mmm(2/m2/m2/m) - Dipyramidal
Space Group:
Pnma
Setting:
Pnma
Cell Parameters:
a = 6.55(1) Å, b = 3.64(1) Å, c = 4.99(1) Å
Ratio:
a:b:c = 1.799 : 1 : 1.371
Unit Cell V:
118.97 ų (Calculated from Unit Cell)
Z:
4
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.683 Å | (66) |
| 2.435 Å | (58) |
| 2.332 Å | (80) |
| 2.188 Å | (100) |
| 2.000 Å | (42) |
| 1.963 Å | (71) |
| 1.820 Å | (44) |
| 1.435 Å | (35) |
Type Occurrence of Yeite
General Appearance of Type Material:
occurs as irregular-subhedral crystals 1.2–3.5 μm in size.
Place of Conservation of Type Material:
Type material is deposited in the mineralogical collections of the Università di Milano, Via Mangiagalli 34, 20133 Milan, Italy, registration number MCMGPG-H2021-002
Associated Minerals at Type Locality:
Synonyms of Yeite
Other Language Names for Yeite
Common Associates
Associations Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
| 1.BB. | Toledoite | TiFeSi |
| 1.BB. | Zangboite | TiFeSi2 |
| 1.BB. | Kangjinlaite | Ti11Si10 |
| 1.BB. | Brownleeite | MnSi |
| 1.BB.05 | Mavlyanovite | Mn5Si3 |
| 1.BB.05 | Suessite | Fe3Si |
| 1.BB.10 | 'UM2001-18-Si:CuPtSn' | (Cu,Pt)4Si |
| 1.BB.10 | Perryite | (Ni,Fe)5(Si,P)2 |
| 1.BB.15 | Naquite | FeSi |
| 1.BB.20 | Linzhiite | FeSi2 |
| 1.BB.25 | Luobusaite | Fe0.84Si2 |
| 1.BB.30 | Gupeiite | Fe3Si |
| 1.BB.35 | Hapkeite | Fe2Si |
| 1.BB.40 |
Mount Carmel, Kishon Mid Reach zone 2, Kishon river, Haifa District, Israel