UM1978-24-Te:Bi
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Formula:
Bi3Te4
low analytical total
One of many Bi-Te species known.
May form solid solution with UM1988-14-S:Bi (Bi3S4)?
Found in veins from the vicinity of Kraków, Małopolskie, Poland, together with scheelite, wolframite, tetradymite, tellurobismuthite, rucklidgeite, hessite, so-called csiklovaite, 'UM1978-25-Te:Bi' and other unnamed species.
May form solid solution with UM1988-14-S:Bi (Bi3S4)?
Found in veins from the vicinity of Kraków, Małopolskie, Poland, together with scheelite, wolframite, tetradymite, tellurobismuthite, rucklidgeite, hessite, so-called csiklovaite, 'UM1978-25-Te:Bi' and other unnamed species.
Unique Identifiers
Mindat ID:
47446
Long-form identifier:
mindat:1:1:47446:9
Similar Names
| UM1968-05-Te:Bi | Bi2Te5 | |
| UM1978-25-Te:Bi | Bi3Te5 | |
| UM1980-16-Te:Bi | Bi2Te | |
| UM1988-25-Te:Bi | Bi9Te4 | |
| UM1991-//-Te:Bi | Bi2Te | |
| UM2009-29-Te:Bi | BiTe3 |
Optical Data of UM1978-24-Te:Bi
Anisotropism:
strong
Reflectivity:
| Wavelength | R1 (%) |
|---|---|
| 438nm | 51% |
| 0nm | 60% |
| 87nm | 8% |
| 535nm | 62% |
| 591nm | 63% |
| 658nm | 63% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 63%.
Chemistry of UM1978-24-Te:Bi
Mindat Formula:
Bi3Te4
low analytical total
low analytical total
Elements listed:
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.15 Å | (100) |
| 2.35 Å | (90) |
| 2.16 Å | (70) |
| 2.01 Å | (60) |
| 1.798 Å | (60) |
| 1.598 Å | (60) |
| 1.484 Å | (70) |
| 1.410 Å | (60) |
| 1.389 Å | (60) |
| 1.072 Å | (60) |
Comments:
slightly similar to hedleyite
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 UM1978-24-Te:Bi
mindat.org URL:
https://www.mindat.org/min-47446.html
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References for UM1978-24-Te:Bi
Reference List:
Localities for UM1978-24-Te:Bi
ⓘ - 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).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
- 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.
Poland | |
| Harańczyk (1978) +1 other reference |
