Raberite
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About Raberite
Thomas Raber
Formula:
Tl5Ag4As6SbS15
Lustre:
Metallic
Hardness:
2½ - 3
Crystal System:
Triclinic
Name:
Named in honour of Dr. Thomas Raber (b. 1966), a well-known mineral expert on the Lengenbach minerals for more than 20 years. He has analyzed several specimens from this deposit and has published many articles about Lengenbach minerals. He is currently (2012) Vice-President of the FGL (Forschungsgemeinschaft Lengenbach; literally: research community of Lengenbach)
This page provides mineralogical data about Raberite.
Classification of Raberite
Approved
Approval Year:
2012
Physical Properties of Raberite
Chemical Properties of Raberite
Formula:
Tl5Ag4As6SbS15
IMA Formula:
Tl5Ag4As6SbS15
Crystallography of Raberite
Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 8.920(1) Å, b = 9.429(1) Å, c = 20.062(3) Å
α = 79.66(1)°, β = 88.84(1)°, γ = 62.72(1)°
α = 79.66(1)°, β = 88.84(1)°, γ = 62.72(1)°
Ratio:
a:b:c = 0.946 : 1 : 2.128
Unit Cell V:
1471.6 ų
Z:
2
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.580Å | (100) |
| 3.506Å | (58) |
| 3.281Å | (73) |
| 3.017Å | (54) |
| 3.001Å | (98) |
| 2.657Å | (51) |
| 2.636Å | (46) |
| 2.591Å | (57) |
Type Occurrence of Raberite
General Appearance of Type Material:
As euhedral crystals up to 150 μm across
Place of Conservation of Type Material:
Museum of Mineralogy of the Department of Geosciences, University of Padova, Italy, catalogue number MMP M11420
Associated Minerals at Type Locality:
Synonyms of Raberite
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.
References for Raberite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bindi, L., Nestola, F., Guastoni, A., Peruzzo, L., Ecker, M. and Carampin, R. (2012): Raberite, Tl5Ag4As6SbS15, a new Tl-bearing sulfosalt from Lengenbach quarry, Binn valley , Switzerland: description and crystal structure. Mineralogical Magazine 76(5), 1153-1163.
Internet Links for Raberite
mindat.org URL:
https://www.mindat.org/min-42792.html
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Localities for Raberite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for 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.
Switzerland (TL) | |
| Bindi, L., Nestola, F., Guastoni, A., Peruzzo, L., Ecker, M. and Carampin, R. (2012): Raberite, Tl5Ag4As6SbS15, a new Tl-bearing sulfosalt from Lengenbach quarry, Binn valley, Switzerland: description and crystal structure. Mineralogical Magazine 76(5), 1153-1163. |
Lengenbach Quarry, Fäld, Binn, Goms, Valais, Switzerland