Krut'aite (original) (raw)
A valid IMA mineral species
About Krut'aiteHide
This section is currently hidden. Click the show button to view.
Specific Gravity:
6.53 (Calculated)
Name:
Named in 1972 by Zdenek Johan, Paul Picot, Roland Pierrot, and Milan Kvacek in honor of Tomáš Josef Kruťa (14 February 1906, Brno, Czech Republic – 18 January 1998, Brno, Czech Republic), mineralogist and mineral collector. He was Director of the Mineralogy Laboratory, Moravian Museum, Brno, Czech Republic and wrote a couple of books about minerals from the area.
Unique IdentifiersHide
This section is currently hidden. Click the show button to view.
Long-form identifier:
mindat:1:1:2279:4
2230e298-1b25-41b3-bc2c-8cb11509580a
IMA Classification of Krut'aiteHide
This section is currently hidden. Click the show button to view.
Classification of Krut'aiteHide
This section is currently hidden. Click the show button to view.
2.EB.05a
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.
2.12.1.8
2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
3.1.15
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
1 : Sulphides etc. of Cu
Mineral SymbolsHide
This section is currently hidden. Click the show button to view.
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.
Symbol | Source | Reference |
---|---|---|
Krt | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Krt | 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 Krut'aiteHide
This section is currently hidden. Click the show button to view.
Density:
6.53 g/cm3 (Calculated)
Optical Data of Krut'aiteHide
This section is currently hidden. Click the show button to view.
Reflectivity:
Wavelength | R |
---|---|
400nm | 33.8% |
420nm | 34.2% |
440nm | 34.4% |
460nm | 34.4% |
470nm | 34.3% |
480nm | 34.2% |
500nm | 33.6% |
520nm | 33.0% |
540nm | 32.3% |
546nm | 32.0% |
560nm | 31.4% |
580nm | 30.6% |
589nm | 30.1% |
600nm | 29.7% |
620nm | 29.0% |
640nm | 28.3% |
650nm | 28.1% |
660nm | 28.0% |
680nm | 28.0% |
700nm | 28.4% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 34.4%.
Colour in reflected light:
Gray with a slight bluish tint compared to clausthalite. Hematite appears distinctly bluer. Dark gray when immersed, but with thin cobalt-rich zones of cream-gray color.
Comments:
Nickel rich material can have reflectivities about 5% higher.
Chemistry of Krut'aiteHide
This section is currently hidden. Click the show button to view.
Common Impurities:
Co,Ni,Fe,Hg
Crystallography of Krut'aiteHide
This section is currently hidden. Click the show button to view.
Class (H-M):
m_3(2/m_3) - Diploidal
Cell Parameters:
a = 6.06 Å
Unit Cell V:
222.55 ų (Calculated from Unit Cell)
X-Ray Powder DiffractionHide
This section is currently hidden. Click the show button to view.
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
2.712 Å | (100) |
3.023 Å | (90) |
2.477 Å | (80) |
1.827 Å | (60) |
1.678 Å | (40) |
1.166 Å | (40) |
1.618 Å | (30) |
Comments:
Petrovice, Czech Republic. The data are from the type description.
Geological EnvironmentHide
This section is currently hidden. Click the show button to view.
Type Occurrence of Krut'aiteHide
This section is currently hidden. Click the show button to view.
General Appearance of Type Material:
As grains to a few tenths of a millimeter. Most often as hypidiomorphic crystals, included in clausthalite.
Place of Conservation of Type Material:
École Nationale Supérieure des Mines, Paris, France, number 50853 (holotype).
Geological Setting of Type Material:
Associated Minerals at Type Locality:
Synonyms of Krut'aiteHide
This section is currently hidden. Click the show button to view.
Other Language Names for Krut'aiteHide
This section is currently hidden. Click the show button to view.
Simplified Chinese:方硒铜矿
Traditional Chinese:方硒銅礦
Relationship of Krut'aite to other SpeciesHide
This section is currently hidden. Click the show button to view.
Other Members of this group:
Common AssociatesHide
This section is currently hidden. Click the show button to view.
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
This section is currently hidden. Click the show button to view.
2.EB. | Iridarsenite | (Ir,Ru)As2 | Mon. 2/m : _P_21/b |
---|---|---|---|
2.EB. | Selenolaurite | RuSe2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB. | Andrieslombaardite | RhSbS | Iso. 23 : _P_213 |
2.EB. | Kanatzidisite | (SbBiS3)2Te2 | Mon. 2/m : _P_21/m |
2.EB.05a | Aurostibite | AuSb2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05b | Bambollaite | Cu(Se,Te)2 | Tet. |
2.EB.05a | Cattierite | CoS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Erlichmanite | OsS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Fukuchilite | Cu3FeS8 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Geversite | PtSb2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Hauerite | MnS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Insizwaite | Pt(Bi,Sb)2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Laurite | RuS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Penroseite | (Ni,Co,Cu)Se2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Pyrite | FeS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Sperrylite | PtAs2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Trogtalite | CoSe2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Vaesite | NiS2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Villamanínite | (Cu,Ni,Co,Fe)S2 | Tric. |
2.EB.05a | Dzharkenite | FeSe2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a | Gaotaiite | Ir3Te8 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.05a v | Cayeuxite | ||
2.EB.10b | Alloclasite | Co1-xFexAsS | Mon. 2 : _P_21 |
2.EB.10d | Costibite | CoSbS | Orth. m _m_2 : P m _n_21 |
2.EB.10a | Ferroselite | FeSe2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.10a | Frohbergite | FeTe2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.10c | Glaucodot | (Co0.50Fe0.50)AsS | Orth. m _m_2 : P m _n_21 |
2.EB.10a | Kullerudite | NiSe2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.10a | Marcasite | FeS2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.10a | Mattagamite | CoTe2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.10e | Paracostibite | CoSbS | Orth. m m m _(_2/_m_2/_m_2/m ) : P b c a |
2.EB.10e | Pararammelsbergite | NiAs2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P b c a |
2.EB.10f | Oenite | CoSbAs | Orth. |
2.EB.10a | Petříčekite | CuSe2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.15a | Anduoite | (Ru,Os)As2 | Orth. |
2.EB.15a | Clinosafflorite | CoAs2 | Mon. 2/m : _P_21/m |
2.EB.15a | Löllingite | FeAs2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.15a | Nisbite | NiSb2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.15a | Omeiite | (Os,Ru)As2 | Orth. |
2.EB.15c | Paxite | CuAs2 | Mon. 2/m : _P_21/b |
2.EB.15a | Rammelsbergite | NiAs2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.15a | Safflorite | (Co,Ni,Fe)As2 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
2.EB.15b | Seinäjokite | FeSb2 | Orth. |
2.EB.20 | Arsenopyrite | FeAsS | Mon. 2/m : _P_21/b |
2.EB.20 | Gudmundite | FeSbS | Mon. 2/m : _P_21/b |
2.EB.20 | Osarsite | (Os,Ru)AsS | Mon. |
2.EB.20 | Ruarsite | (Ru,Os)AsS | Mon. |
2.EB.25 va | Antimony-bearing Gersdorffite | Ni(As,Sb)S | |
2.EB.25 | Cobaltite | CoAsS | Orth. m _m_2 : P c _a_21 |
2.EB.25 | Gersdorffite | NiAsS | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Hollingworthite | (Rh,Pt,Pd)AsS | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Irarsite | (Ir,Ru,Rh,Pt)AsS | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Jolliffeite | NiAsSe | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Krutovite | NiAs2 | Iso. 23 : _P_213 |
2.EB.25 | Maslovite | PtBiTe | Iso. 23 : _P_213 |
2.EB.25 | Michenerite | PdBiTe | Iso. 23 : _P_213 |
2.EB.25 | Padmaite | PdBiSe | Iso. 432 |
2.EB.25 | Platarsite | Pt(As,S)2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Testibiopalladite | PdSbTe | Iso. |
2.EB.25 | Tolovkite | IrSbS | Iso. |
2.EB.25 | Ullmannite | NiSbS | Iso. 23 : _P_213 |
2.EB.25 | Willyamite | CoSbS | |
2.EB.25 | Changchengite | IrBiS | Iso. 23 : _P_213 |
2.EB.25 | Mayingite | IrBiTe | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Kalungaite | PdAsSe | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Milotaite | PdSbSe | Iso. 23 : _P_213 |
2.EB.25 | Paragersdorffite | Ni(As,S)2 | Iso. m_3(2/m_3) : P _a_3 |
2.EB.25 | Orthogersdorffite | NiAsS | Orth. m _m_2 : P c _a_21 |
2.EB.25 | Kvačekite | NiSbSe | Iso. 23 : _P_213 |
2.EB.30 | Urvantsevite | Pd(Bi,Pb)2 | Tet. 4/m m m _(_4/_m_2/_m_2/m ) : _I_4/m m m |
2.EB.35 | Rheniite | ReS2 | Tric. 1 : _P_1 |
Other InformationHide
This section is currently hidden. Click the show button to view.
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 Krut'aiteHide
This section is currently hidden. Click the show button to view.
References for Krut'aiteHide
This section is currently hidden. Click the show button to view.
Reference List:
Johan, Zdenek, Picot, Paul, Pierrot, Roland, Kvacek, Milan (1972) La krutaïte, CuSe2, un nouveau minéral du groupe de la pyrite. Bulletin de Minéralogie, 95 (4) 475-481 doi:10.3406/bulmi.1972.6712
Localities for Krut'aiteHide
This section is currently hidden. Click the show button to view.
This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
This section is currently hidden. Click the show button to view.
- 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). 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.
Argentina | |
---|---|
La Rioja Province General Lamadrid Department Villa Castelli Sierra de Cacho ⓘ Tumiñico Mine | Brodtkorb (2002) |
ⓘ Los Llantenes mining district | Paar (1996) |
Mendoza Province Luján de Cuyo department Cacheuta District ⓘ Sierra de Cacheuta | pers. comm. Frank Keutsch (ID: SEM/EDS refl. light) +1 other reference |
Cerro de Cacheuta ⓘ Cacheuta Mine | Bindi et al. (2016) +1 other reference |
Bolivia | |
Potosí Antonio Quijarro Province Porco Municipality ⓘ El Dragón mine | doi:10.3390/min7050068 +2 other references |
Brazil | |
Goiás Cavalcante ⓘ Buraco do Ouro mine | Menez +3 other references |
Pará Curionópolis ⓘ Serra Pelada claims | Berni et al. (2016) |
China | |
Hubei Enshi Autonomous Prefecture (E'xi Autonomous Prefecture) Enshi Co. ⓘ Yutangba Se deposit | Zhu +10 other references |
Xinjiang Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture) Chabucha'er Xibo Co. (Qapqal Xibe Co.; Chapchal Shibe Co.) ⓘ Zhajistan U deposit (Zajistan U deposit; Thajistan U deposit; Wuyiyi U deposit; U deposit No. 511) | Dai et al. (2015) |
Czech Republic | |
South Bohemian Region Písek District Kovářov Předbořice ⓘ Předbořice deposit | Bindi et al. (2016) |
Vysočina Region Žďár nad Sázavou District Nové Město na Moravě ⓘ Petrovice (TL) | Kvaček +1 other reference |
Germany | |
Lower Saxony Göttingen District Harz (Landkreis Göttingen) ⓘ Weintraube Mine | Wittern (2001) |
Jordan | |
Irbid Governorate Maqarin area ⓘ Yarmouk river | Pitty et al. (2010) |
USA | |
California Inyo County Inyo Mts (Inyo Range) Malpais Mesa ⓘ Santa Rosa Mine (Lee-Santa Rosa Mine; Santa Rosa Mines) | Adams (2016) +1 other reference |