Maucherite
A valid IMA mineral species - grandfathered
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About Maucherite
Formula:
Ni11As8
Colour:
Reddish silver-white, turning darker reddish grey on exposure to air
Lustre:
Metallic
Hardness:
5
Specific Gravity:
7.83 - 8.00
Crystal System:
Tetragonal
Name:
After Wilhelm Maucher (1879-1930), mineralogist and mineral dealer, Munich, Germany.
Type Locality:
This page provides mineralogical data about Maucherite.
Unique Identifiers
Mindat ID:
2599
Long-form identifier:
mindat:1:1:2599:3
GUID
(UUID V4):
(UUID V4):
0ddcee9b-4e62-4990-b6a1-ad46704dbb0b
IMA Classification of Maucherite
Approved, 'Grandfathered' (first described prior to 1959)
First published:
1913
Classification of Maucherite
2.AB.15
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
B : Ni-metalloid alloys
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
B : Ni-metalloid alloys
2.16.16.1
2 : SULFIDES
16 : Miscellaneous
2 : SULFIDES
16 : Miscellaneous
3.11.26
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
11 : Sulphides etc. of Ni
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
11 : Sulphides etc. of Ni
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Please only use the official IMAâCNMNC symbol. Older variants are listed for historical use only.
Please only use the official IMAâCNMNC symbol. Older variants are listed for historical use only.
Symbol | Source | Reference |
---|---|---|
Muc | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Mau | The Canadian Mineralogist (2019) | The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download |
Physical Properties of Maucherite
Metallic
Transparency:
Opaque
Colour:
Reddish silver-white, turning darker reddish grey on exposure to air
Streak:
Dark grey
Hardness:
5 on Mohs scale
Hardness:
VHN100=263 - 274 - Vickers
Tenacity:
Brittle
Fracture:
Irregular/Uneven
Density:
7.83 - 8.00 g/cm3 (Measured) 8.02 g/cm3 (Calculated)
Optical Data of Maucherite
Anisotropism:
Weak
Reflectivity:
Wavelength | R1 | R2 |
---|---|---|
400nm | 44.2% | 44.8% |
420nm | 45.1% | 45.4% |
440nm | 46.0% | 45.9% |
460nm | 46.9% | 46.4% |
480nm | 47.6% | 46.8% |
500nm | 48.1% | 47.1% |
520nm | 48.7% | 47.6% |
540nm | 49.4% | 48.2% |
560nm | 50.2% | 49.1% |
580nm | 51.4% | 50.2% |
600nm | 52.7% | 51.5% |
620nm | 53.9% | 52.9% |
640nm | 55.1% | 54.1% |
660nm | 56.1% | 55.4% |
680nm | 57.0% | 56.4% |
700nm | 57.8% | 57.4% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 57.8%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Pinkish gray.
Chemistry of Maucherite
Mindat Formula:
Ni11As8
Elements listed:
Common Impurities:
Co,Fe,Cu,Sb,S
Crystallography of Maucherite
Crystal System:
Tetragonal
Class (H-M):
4 2 2 - Trapezohedral
Space Group:
P41 21 2
Cell Parameters:
a = 6.85 Å, c = 21.75 Å
Ratio:
a:c = 1 : 3.175
Unit Cell V:
1,020.56 Ă
Âł (Calculated from Unit Cell)
Morphology:
Massive, granular, radiating fibrous. Crystals are commonly tabular {001} or pyramidal with faces striated parallel to their intersections with {001}.
Twinning:
Twinning on {203} and {106}.
Crystal Structure
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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) |
---|---|---|---|---|---|---|---|
0000306 | Maucherite | Fleet M E (1973) The crystal structure of maucherite (Ni11As8) American Mineralogist 58 203-210 | 1973 | 0 | 293 | ||
0007325 | Maucherite | Makovicky E, Merlino S (2009) OD (order-disorder) character of the crystal structure of maucherite Ni8As11 European Journal of Mineralogy 21 855-862 | 2009 | modelled structure, not experimental | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.01 Ă | (100) |
1.713 Ă | (100) |
2.69 Ă | (90) |
1.212 Ă | (60) |
1.449 Ă | (50) |
1.108 Ă | (50) |
1.083 Ă | (50) |
Comments:
Eisleben, Germany.
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]) |
Geological Setting:
Nickel-cobalt arsenide veins.
Type Occurrence of Maucherite
Place of Conservation of Type Material:
No designated type material.
Synonyms of Maucherite
Other Language Names for Maucherite
German:Maucherit
Temiskamit
Temiskamit
Russian:ĐĐ°ŃŃ
Đ”ŃĐžŃ
Simplified Chinese:ç ·éçż
Spanish:Maucherita
Temiskamita
Temiskamita
Common Associates
Associated Minerals Based on Photo Data:
17 photos of Maucherite associated with Nickeline | NiAs |
10 photos of Maucherite associated with Chalcopyrite | CuFeS2 |
10 photos of Maucherite associated with Baryte | BaSO4 |
6 photos of Maucherite associated with Gaspéite | NiCO3 |
5 photos of Maucherite associated with Annabergite | Ni3(AsO4)2 · 8H2O |
4 photos of Maucherite associated with Gersdorffite | NiAsS |
4 photos of Maucherite associated with Skutterudite | CoAs3 |
4 photos of Maucherite associated with Safflorite | (Co,Ni,Fe)As2 |
3 photos of Maucherite associated with Jamborite | Ni2+1-xCo3+x(OH)2-x(SO4)x · nH2O |
3 photos of Maucherite associated with Goethite | α-Fe3+O(OH) |
Related Minerals - Strunz-mindat Grouping
2.AB.10 | Orcelite | Ni5-xAs2, x ~ 0.25 |
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 Maucherite
mindat.org URL:
https://www.mindat.org/min-2599.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Maucherite
Reference List:
Ramdohr, Paul (1969) The Ore Minerals and their Intergrowths. Pergamon Press, Oxford. 1174pp. doi:10.1016/c2013-0-10027-xpp.400-402
Fleet, Michael E. (1973) The crystal structure of maucherite (Ni11As8) American Mineralogist, 58 (3-4) 203-210
Criddle, A. J., Stanley, C. J. (1993) Data file. In Quantitative Data File for Ore Minerals. Springer Netherlands. p.1-635. doi:10.1007/978-94-011-1486-8_1p.359
Barkov, Andrei Y., Bindi, Luca, Tamura, Nobumichi, Shvedov, Gennadiy I., Winkler, Björn, Stan, Camelia V., Morgenroth, Wolfgang, Martin, Robert F., Zaccarini, Federica, Stanley, Christopher J. (2019) Ognitite, NiBiTe, a new mineral species, and Co-rich maucherite from the Ognit ultramafic complex, Eastern Sayans, Russia. Mineralogical Magazine, 83 (5) 695-703 doi:10.1180/mgm.2019.31
Localities for Maucherite
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.
Albania | |
| Ăina (2010) |
Argentina | |
| Las Especies Minerales de La Republica ... |
| de Brodtkorb (1973) |
Australia | |
| Degeling (1982) |
| Bottrill et al. (2007) +1 other reference |
| Bottrill et al. (2008) |
| Marston (1984) |
| Economic Geology +4 other references |
| Marston (1984) |
| Disseminated and Massive Nickel ... +2 other references |
Gole et al. (2000) | |
Grguric et al. (2013) | |
| Grguric (2003) |
Austria | |
| Niedermayr et al. (1995) |
| Strasser (1989) |
| Bojar (2021) |
| Kolitsch et al. (2010) |
| Kolitsch (2008) |
| Pribitzer (1956) +1 other reference |
Bolivia | |
| USGS Bulletin # 1975 |
Brazil | |
| Prichard et al. (2001) |
| Almeida et al. (2007) |
Marchetto (1990) | |
Bulgaria | |
| Kerestedjian (2007) |
Canada | |
| Nixon et al. (1990) |
| Phillips (1979) |
| Phillips (1979) |
| Grammatikopoulos et al. (2007) |
| Sabina (1976) |
| Badham (1975) |
Badham (1975) | |
| Badham et al. (1980) |
Badham et al. (1980) | |
| Rich et al. (1977) |
| an example of volcanic-type ... +1 other reference |
| Can Min 6:555-575 |
Molnar | |
| Can Min 6:555-575 |
Ames et al. (TGI) | |
Can Min 6:555-575 +1 other reference | |
| Ramdohr (1969) |
| Can Min 6:555-575 +1 other reference |
| Ames et al. (TGI) |
Mineralogical Magazine 1940 25 : ... +2 other references | |
| Canadian Mineralogist (1974) |
157-158. +1 other reference | |
| Ames et al. (2017) |
| 159-161. +1 other reference |
| Petruk et al. (1969) |
| Ontario and Quebec. Canadian Geological ... +3 other references |
Ontario Geological Survey Miscellaneous ... +1 other reference | |
Reiner Mielke | |
| Dana 7:I:193-194. +6 other references |
| Petruk (1971) |
| HorvĂĄth Collection - confirmed by ... |
| Mineralogical Magazine 1940 25 : ... +1 other reference |
| 179-181. +2 other references |
| Reiner Mielke 2013 |
| petrology +1 other reference |
Seabrook et al. (2004) | |
| petrology +1 other reference |
| Reyx et al. (1993) |
David Quirt (2006) | |
| American Mineralogist (1955) |
Chile | |
| Gonzålez-Jiménez et al. (2016) |
China | |
| Chengmu Fan and Chongyao Cao (1991) |
| Yang et al. (2006) |
| Jinjie Yu et al. (2013) |
| Keevil et al. (2022) |
| USGS Open-File Report 03-220 |
| Han et al. (2020) |
| Yang et al. (2018) |
| Zhu et al. (2016) |
Cuba | |
| Gevilla et al. (2005) |
Gevilla et al. (2005) | |
Cyprus | |
| Thalhammer et al. (1986) |
Foose et al. (1985) +1 other reference | |
Czech Republic | |
| OndruĆĄ et al. (1989) |
| Lapis 2002 (7/8) |
| Sejkora (1994) |
Finland | |
| Stanislav S. Gornostayev (2000) |
| Mutanen |
| Geological Survey of Finland 2008. ... +4 other references |
| 33 IGC excursion No 15 +2 other references |
| American Mineralogist (1973) |
Geological Survey of Finland 2011. ... | |
| Geological Survey of Finland 2006 ... |
| Papunen +1 other reference |
France | |
| R.PIERROT et al. (1973) |
Germany | |
| Walenta (1992) |
| WeiĂ (1990) |
| Nickel et al. (1985) |
| Wagner et al. (2002) |
| MĂŒcke et al. (1993) |
| J. Siemroth/T. Witzke: Die Minerale des ... |
GrĂŒnling (1913) | |
Leon Hupperichs collection | |
| P Haas collection |
| VollstÀdt et al. (1991) |
Wittern (2001) | |
| Hajek (2010) |
Lapis 30 (7/8) | |
| Tröger (2012) |
Greece | |
| Frank Keutsch analyses |
| Tsoupas et al. (2008) |
Greenland | |
| Semenov (2001) |
| SĂžrensen (1962) +2 other references |
India | |
| Canadian Mineralogist 40:277-309 |
Augé et al. (2002, July) | |
Iran | |
| Anthony et al. (1990) |
Italy | |
| Prete (1995) |
| AA. VV. |
Japan | |
| Arai +4 other references |
| Fukuoka & Hirowatari (1980) |
Kazakhstan | |
| Pavel M. Kartashov analytical data 2019 +2 other references |
Mexico | |
| American Mineralogist 28:257-271 +1 other reference |
Morocco | |
| Favreau et al. (2006) |
Praszkier (2010) | |
El Ghorfi et al. (2008) | |
| Piña et al. (2013) |
Econ Geol (1990) | |
Econ Geol (1990) | |
Econ Geol (1990) | |
North Macedonia | |
| JankoviÄ (1993) +1 other reference |
| ÄorÄeviÄ et al. (2017) |
Norway | |
| OHNMACHT (1974) |
Oman | |
| |
Poland | |
| Lis et al. (1986) |
PiestrzyĆski et al. (2012) | |
| Lis et al. (1986) |
HaraĆczyk C. 1967: Charakterystyka ... +1 other reference | |
Lis et al. (1986) | |
Russia | |
| Kiseleva +3 other references |
| Rudashevskiy N.S. et al. (2003) |
| Gritsenko et al. (2008) +2 other references |
| Sorokina et al. (2019) |
| www.igem.ru (2001) +1 other reference |
| Shvedov et al. (2017) +1 other reference |
| Kozlov et al. (2011) +1 other reference |
| Alexander V. Dedeev et al (2002) |
| Zaitsev et al. (2022) |
| Gritsenko et al. (2008) |
Gritsenko et al. (2008) | |
Gritsenko et al. (2008) | |
Yulia D. Gritsenko (2005) +2 other references | |
Gritsenko et al. (2008) | |
Yulia D. Gritsenko (2005) +3 other references | |
Tolstykh et al. (2022) | |
| Ryabov et al. (2010, October) |
Ryabov et al. (2013) | |
| Neradovskii et al. (1982) |
| Abzalov et al. (1997) +1 other reference |
| Pavel.M. Kartashov (n.d.) +2 other references |
| Lebedev et al. (2019) |
| Palyanova et al. (2018) |
| Shmelev V.R. et al. (2014) |
| Barkov et al. (2002) |
South Africa | |
| Cairncross et al. (1995) |
Spain | |
| Carmona Ruiz +2 other references |
| Gervilla et al. (1980) |
| Econ Geol (1990) |
| Anthony et al. (1990) +1 other reference |
Calvo (2003) | |
Econ Geol (1990) | |
| Oen et al. (1980) +1 other reference |
Vajdak (2006) | |
| Econ Geol (1990) |
Am Min 57:3 pp 354-363 +1 other reference | |
Econ Geol (1990) | |
| Econ Geol (1990) |
Gervilla et al. (2002) | |
| I. S. Oen |
| Calvo (2003) |
Joan Rosell +1 other reference | |
| Martin-Izard et al. (1995) |
Sweden | |
| Jan Olov Nyström (1991) |
| Andersen (2009) |
| |
| Mikael Jansson () |
Switzerland | |
| Beda Hofmann (1986) |
| Stalder et al. (1998) +1 other reference |
| Ansermet et al. (2021) |
Tanzania | |
| Maier et al. (2010) |
Turkey | |
| Uysal +5 other references |
Uysal +5 other references | |
UK | |
| Brian Craik-Smith collection +4 other references |
| [J.Russell Soc 1998:23] |
| OâDriscoll et al. (2018) |
| Day (1999) |
Ukraine | |
| Gornostayev et al. (2002) |
USA | |
| Gail E. Dunning and Joseph F. Cooper (2002) |
| California Geology: 48 (5) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Mineralogical Record Vol 12 #3 May/June ... |
| [Mineralogical Record - Vol 23 No. 2] |
| Heinrich et al. (2004) |
| The Canadian Mineralogist Vol.36 (1998) |
5th International Platinum Symposium ... +3 other references | |
RaiÄ et al. (2015) | |
| Smith and Barnes (2011) |
| Smith and Barnes (2011) +1 other reference |
Smith et al. (1980) | |
Mineralogical Record (1981) | |
| Smith et al. (1980) |
| Milton et al. (1958) +1 other reference |
Vietnam | |
| Glotov et al. (2001) |
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Hans-Seidel shafts I-II, Helbra, Mansfeld-SĂŒdharz, Saxony-Anhalt, Germany