Stibarsen
A valid IMA mineral species - grandfathered
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About Stibarsen
Formula:
AsSb
Colour:
White, reddish gray, tarnishes gray
Lustre:
Metallic
Hardness:
3 - 4
Specific Gravity:
5.8 - 6.2
Crystal System:
Trigonal
Member of:
Name:
The name reflects its composition: antimony (Latin = "STIBium") and ARSENic.
First recognized by P. E. Wretblad on samples found in 1935 by Dr. Olof Ădman of the Boliden Gruvaktiebolag from VarutrĂ€sk LCT pegmatite, SkellefteĂ„, VĂ€sterbotten, Sweden.
First recognized by P. E. Wretblad on samples found in 1935 by Dr. Olof Ădman of the Boliden Gruvaktiebolag from VarutrĂ€sk LCT pegmatite, SkellefteĂ„, VĂ€sterbotten, Sweden.
Type Locality:
Unique Identifiers
Mindat ID:
3775
Long-form identifier:
mindat:1:1:3775:0
GUID
(UUID V4):
(UUID V4):
a7d37295-b363-44aa-b921-f4395d7fabc8
Classification of Stibarsen
Approved, 'Grandfathered' (first described prior to 1959)
1.CA.05
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
C : Metalloids and Nonmetals
A : Arsenic group elements
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
C : Metalloids and Nonmetals
A : Arsenic group elements
Dana 7th ed.:
1.3.1.3
1.3.1.3
1 : NATIVE ELEMENTS AND ALLOYS
3 : Semi-metals and non-metals
1 : NATIVE ELEMENTS AND ALLOYS
3 : Semi-metals and non-metals
1.42
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Sbr | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Stibarsen
Metallic
Transparency:
Opaque
Colour:
White, reddish gray, tarnishes gray
Streak:
Gray
Hardness:
3 - 4 on Mohs scale
Cleavage:
Perfect
in one direction
in one direction
Density:
5.8 - 6.2 g/cm3 (Measured) 6.307 g/cm3 (Calculated)
Optical Data of Stibarsen
Reflectivity:
Wavelength | R1 | R2 |
---|---|---|
400nm | 64.8% | 67.8% |
420nm | 65.0% | 68.0% |
440nm | 65.2% | 68.2% |
460nm | 64.8% | 67.9% |
480nm | 64.0% | 67.2% |
500nm | 63.0% | 66.8% |
520nm | 62.3% | 66.6% |
540nm | 61.6% | 66.3% |
560nm | 61.2% | 66.0% |
580nm | 60.8% | 65.9% |
600nm | 60.5% | 65.8% |
620nm | 60.3% | 65.7% |
640nm | 60.1% | 65.8% |
660nm | 60.0% | 66.2% |
680nm | 59.8% | 66.3% |
700nm | 59.6% | 66.4% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 68.2%.
R1 shown in black, R2 shown in red
Chemical Properties of Stibarsen
Formula:
AsSb
IMA Formula:
SbAs
Elements listed:
Common Impurities:
Bi,Fe,S
Crystallography of Stibarsen
Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
R3m
Cell Parameters:
a = 4.045 Å, c = 10.961 Å
Ratio:
a:c = 1 : 2.71
Unit Cell V:
155.32 Ă
Âł (Calculated from Unit Cell)
Z:
6
Morphology:
Indistinct crystals, reniform, mamillary, curved lamellar, finely granular.
Crystal Structure
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2x2x2 | 3x3x3 | 4x4x4
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0001345 | Stibarsen | Bayliss P (1991) Crystal chemistry and crystallography of some minerals in the tetradymite group American Mineralogist 76 257-265 | 1991 | 0 | 293 | ||
0018183 | Stibarsen | Trsebiatkowski W, Bryjak E (1938) Roentgenanalyse des Systems Arsen-Antimon _cod_database_code 1011346 Zeitschrift fur Anorganische und Allgemeine Chemie 238 255-267 | 1938 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.92 Ă | (100) |
2.01 Ă | (70) |
2.13 Ă | (60) |
1.661 Ă | (40) |
1.282 Ă | (40) |
3.60 Ă | (30) |
1.467 Ă | (20) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-đ alteration and/or metamorphism | |
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) | |
Stage 4b: Highly evolved igneous rocks | >3.0 |
34 : Complex granite pegmatites |
Geological Setting:
Hydrothermal veins, pegmatites
Type Occurrence of Stibarsen
Synonyms of Stibarsen
Other Language Names for Stibarsen
German:Stibarsen (Synonym)
Arsenantimon (in part)
Arsenantimon (in part)
Russian:ĐĄŃОбаŃŃĐ”Đœ
Simplified Chinese:ç ·éçż
Varieties of Stibarsen
Bismuth-bearing Stibarsen | A bismuth-bearing variety of Stibarsen. |
Relationship of Stibarsen to other Species
Member of:
Other Members of this group:
Common Associates
Associated Minerals Based on Photo Data:
89 photos of Stibarsen associated with Arsenic | As |
80 photos of Stibarsen associated with Pyrargyrite | Ag3SbS3 |
66 photos of Stibarsen associated with Löllingite | FeAs2 |
65 photos of Stibarsen associated with Galena | PbS |
60 photos of Stibarsen associated with Calcite | CaCO3 |
52 photos of Stibarsen associated with Dyscrasite | Ag3Sb |
30 photos of Stibarsen associated with Quartz | SiO2 |
19 photos of Stibarsen associated with Antimony | Sb |
13 photos of Stibarsen associated with Sphalerite | ZnS |
7 photos of Stibarsen associated with Symplesite | Fe2+3(AsO4)2 · 8H2O |
Related Minerals - Strunz-mindat Grouping
1.CA.05 | Antimony | Sb | Trig. 3m (3 2/m) : R3m |
1.CA.05 | Arsenic | As | Trig. 3m (3 2/m) : R3m |
1.CA.05 | Bismuth | Bi | Trig. 3m (3 2/m) : R3m |
1.CA.10 | Arsenolamprite | As | Orth. mmm (2/m 2/m 2/m) |
1.CA.10 | Pararsenolamprite | (As,Sb) | Orth. mm2 : Pmn21 |
1.CA.15 | Paradocrasite | Sb2(Sb,As)2 | Mon. 2 : B2 |
1.CA.20 | Phosphorus | P4 | Iso. 4 3m : I4 3m |
Other Information
Health Risks:
Contains arsenic. Always wash hands after handling. Do not inhale dust when breaking or grind dry.
Internet Links for Stibarsen
mindat.org URL:
https://www.mindat.org/min-3775.html
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References for Stibarsen
Reference List:
Localities for Stibarsen
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
â - 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.
All localities listed without proper references should be considered as questionable.
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