Pašavaite
A valid IMA mineral species
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Formula:
Pd3Pb2Te2
Colour:
gray
Lustre:
Metallic
Hardness:
2
Specific Gravity:
9.9
Crystal System:
Orthorhombic
Name:
In honor of Dr. Jan Pašava (b. 1957 Kolín, Czech Republic), Czech Geological Survey, for his long-term research in PGE deposits.
Properties from synthetic material.
Name Encoding
Latin-1:
Pasavaite
ASCII-7:
Pasavaite
Unique Identifiers
Mindat ID:
35949
Long-form identifier:
mindat:1:1:35949:8
IMA Classification of Pašavaite
Approved
Approval year:
2008
First published:
2009
Classification of Pašavaite
2.BE.30
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
E : With Pb (Bi)
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
E : With Pb (Bi)
2.3.5.3
2 : SULFIDES
3 : AmBnXp, with (m+n):p = 5:2
2 : SULFIDES
3 : AmBnXp, with (m+n):p = 5:2
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 |
|---|---|---|
| Pšv | 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 Pašavaite
Metallic
Transparency:
Opaque
Colour:
Gray
Streak:
Gray
Hardness:
2 on Mohs scale
Hardness:
VHN25=233 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
weak {001}
weak {001}
Density:
9.9 g/cm3 (Measured) 10.18 g/cm3 (Calculated)
Optical Data of Pašavaite
Anisotropism:
distinctly to strongly anisotropic
Bireflectance:
strong bireflectance
Colour in reflected light:
pale pink with brownish tinge
Internal Reflections:
none
Pleochroism:
Visible
Comments:
brownish to light pink
Chemistry of Pašavaite
Mindat Formula:
Pd3Pb2Te2
Element Weights:
Elements listed:
Crystallography of Pašavaite
Crystal System:
Orthorhombic
Class (H-M):
mmm(2/m2/m2/m) - Dipyramidal
Space Group:
Pmmn
Setting:
Pmmn
Cell Parameters:
a = 8.599(1) Å, b = 5.9381(6) Å, c = 6.3173(8) Å
Ratio:
a:b:c = 1.448 : 1 : 1.064
Unit Cell V:
322.57 ų (Calculated from Unit Cell)
Z:
2
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 6.3152 Å | (34) |
| 3.1572 Å | (33) |
| 3.0495 Å | (100) |
| 2.5456 Å | (63) |
| 2.4424 Å | (34) |
| 2.2786 Å | (42) |
| 2.1637 Å | (71) |
| 1.8906 Å | (42) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-? alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Pašavaite
General Appearance of Type Material:
Subhedral grains <20 micron in polarite.
Place of Conservation of Type Material:
Department of Mineralogy in the National Museum, Prague, Czech Republic, under the catalogue number P1p 15/2007
Geological Setting of Type Material:
in massive Ni-Cu ore
Associated Minerals at Type Locality:
Synonyms of Pašavaite
Other Language Names for Pašavaite
Related Minerals - Strunz-mindat Grouping
| 2.BE. | Dulanggouite | Bi6Te3 |
| 2.BE. | Zipserite | Bi5S4 |
| 2.BE.05 | Betekhtinite | Pb2(Cu,Fe)22-24S15 |
| 2.BE.10 | Furutobeite | (Cu,Ag)6PbS4 |
| 2.BE.15 | Shandite | Ni3Pb2S2 |
| 2.BE.15 | Rhodplumsite | Rh3Pb2S2 |
| 2.BE.20 | Parkerite | Ni3(Bi,Pb)2S2 |
| 2.BE.25 | Schlemaite | (Cu,◻)6(Pb,Bi)Se4 |
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 Pašavaite
mindat.org URL:
https://www.mindat.org/min-35949.html
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References for Pašavaite
Reference List:
Piilonen, P. C., Poirier, G., Tait, K. T. (2009) New Mineral Names. American Mineralogist, 94 (10) 1495-1501 doi:10.2138/am.2009.550
Localities for Pašavaite
Showing 1 localities.
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) | |
| February 2009 +3 other references |
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