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Sarkinite

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Formula:
Mn
2+
2
(AsO
 
4
)(OH)
System:MonoclinicColour:Red, rose-red ...
Hardness:4 - 5
Member of:Wagnerite Group
Name:Named in 1885 by Stens Anders Hjalmar Sjögren from the Greek σάρκιυος, "sarkinos," for "made of flesh," alluding to its reddish color and greasy luster.
Isostructural with:Triploidite, Wolfeite

Classification of Sarkinite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/B.03-70
Nickel-Strunz 10th (pending) edition ID:8.BB.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
Dana 8th edition ID:41.6.3.3

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq
Hey's CIM Ref.:20.8.1

20 : Arsenates (also arsenates with phosphate, but without other anions)
8 : Arsenates of Mn
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Type Occurrence of Sarkinite

Type Locality:Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden
Year of Discovery:1885
Associated Minerals at type locality:
LeadCalciteBrandtiteBementiteBaryte

Physical Properties of Sarkinite

Lustre:Greasy
Colour:Red, rose-red reddish-yellow, yellow; light rose or yellow in transmitted light.
Streak:Red to yellow
Hardness (Mohs):4 - 5
Cleavage:Distinct/Good
On {100} distinct.
Fracture:Irregular/Uneven, Conchoidal
Density (measured):4.08 - 4.18 g/cm3
Density (calculated):4.04 g/cm3
Comment:Measured values on Långban material.

Crystallography of Sarkinite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P2/m {P1 1 2/m} {P2/m} {P1 2/m 1}
Cell Parameters:a = 12.7795(13) Å, b = 13.6127(14) Å, c = 10.2188(11) Å
β = 108.834(2)°
Ratio:a:b:c = 0.939 : 1 : 0.751
Unit Cell Volume:V 1,682.52 ų (Calculated from Unit Cell)
Z:16
Morphology:Crystals commonly thick tabular {100} and somewhat elongated [010; also occurs as short prismatic [010] crystals, or shortened along this axis and tabular. {100} and {001} are often uneven and {001} is striated [100]. Aggregates into rudely spherical forms at times. Granular.
Comment:For synthetic material.

Optical Data of Sarkinite

Type:Biaxial (-)
RI values: nα = 1.793 nβ = 1.807 nγ = 1.809
2V:Measured: 83° , Calculated: 40°
Maximum Birefringence:δ = 0.016

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High
Dispersion:r > v or r < v
Pleochroism:Weak
Comments:Absorption X > Z > Y.

Chemical Properties of Sarkinite

Formula:
Mn
2+
2
(AsO
 
4
)(OH)
Simplified for copy/paste:Mn2+2(AsO4)(OH)
Essential elements:As, H, Mn, O
All elements listed in formula:As, H, Mn, O

Relationship of Sarkinite to other Species

Member of:Wagnerite Group
Other Members of Group:

- +
Hydroxylwagnerite
Mg
 
2
(PO
 
4
)(OH)
Joosteite
Mn
2+
 
(Mn
3+
 
,Fe
3+
 
)(PO
 
4
)O
Stanĕkite
(Mn
2+
 
,Fe
2+
 
,Mg)Fe
3+
 
(PO
 
4
)O
Triploidite
(Mn
2+
 
,Fe
2+
 
)
 
2
(PO
 
4
)(OH)
Wagnerite
(Mg,Fe
2+
 
)
 
2
(PO
 
4
)F
Wolfeite
(Fe
2+
 
,Mn
2+
 
)
 
2
(PO
 
4
)(OH)
Common Associates:
WillemiteTephroiteMagnetiteKatoptriteJacobsite
HedyphaneHausmanniteFranklinite
Related Minerals - Nickel-Strunz Grouping):

- +
8.BB.05Amblygonite
LiAl(PO
 
4
)F
8.BB.05Montebrasite
LiAl(PO
 
4
)(OH)
8.BB.05Tavorite
LiFe
3+
 
(PO
 
4
)(OH)
8.BB.10Triplite
(Mn
2+
 
,Fe
2+
 
)
 
2
(PO
 
4
)(F,OH)
8.BB.10Zwieselite
(Fe
2+
 
,Mn
2+
 
)
 
2
(PO
 
4
)F
8.BB.15Triploidite
(Mn
2+
 
,Fe
2+
 
)
 
2
(PO
 
4
)(OH)
8.BB.15Wagnerite
(Mg,Fe
2+
 
)
 
2
(PO
 
4
)F
8.BB.15Wolfeite
(Fe
2+
 
,Mn
2+
 
)
 
2
(PO
 
4
)(OH)
8.BB.15Stanĕkite
(Mn
2+
 
,Fe
2+
 
,Mg)Fe
3+
 
(PO
 
4
)O
8.BB.15Joosteite
Mn
2+
 
(Mn
3+
 
,Fe
3+
 
)(PO
 
4
)O
8.BB.15Hydroxylwagnerite
Mg
 
2
(PO
 
4
)(OH)
8.BB.20Holtedahlite
Mg
 
2
(PO
 
4
)(OH)
8.BB.20Satterlyite
(Fe
2+
 
,Mg,Fe
3+
 
)
 
2
(PO
 
4
)(OH,O)
8.BB.25Althausite
Mg
 
2
(PO
 
4
)(OH,F)
8.BB.30Adamite
Zn
 
2
(AsO
 
4
)(OH)
8.BB.30Eveite
Mn
2+
2
(AsO
 
4
)(OH)
8.BB.30Libethenite
Cu
 
2
(PO
 
4
)(OH)
8.BB.30Olivenite
Cu
 
2
(AsO
 
4
)(OH)
8.BB.30Zincolibethenite
CuZn(PO
 
4
)(OH)
8.BB.30Zincolivenite
CuZn(AsO
 
4
)(OH)
8.BB.30Auriacusite
Fe
3+
 
Cu
2+
 
(AsO
 
4
)O
8.BB.35Paradamite
Zn
 
2
(AsO
 
4
)(OH)
8.BB.35Tarbuttite
Zn
 
2
(PO
 
4
)(OH)
8.BB.40Barbosalite
Fe
2+
 
Fe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
8.BB.40Hentschelite
CuFe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
8.BB.40Lazulite
(Mg,Fe
2+
 
)Al
 
2
(PO
 
4
)
 
2
(OH)
 
2
8.BB.40Scorzalite
Fe
2+
 
Al
 
2
(PO
 
4
)
 
2
(OH)
 
2
8.BB.40Wilhelmkleinite
ZnFe
3+
2
(AsO
 
4
)
 
2
(OH)
 
2
8.BB.45Trolleite
Al
 
4
(PO
 
4
)
 
3
(OH)
 
3
8.BB.50Namibite
Cu(BiO)
 
2
(VO
 
4
)(OH)
8.BB.55Phosphoellenbergerite
Mg
 
14
(PO
 
4
)
 
6
(HPO
 
4
,CO
 
3
)
 
2
(OH)
 
6
8.BB.60Urusovite
CuAl(AsO
 
4
)O
8.BB.65Theoparacelsite
Cu
 
3
(As
 
2
O
 
7
)(OH)
 
2
8.BB.70Turanite
Cu
 
5
(VO
 
4
)
 
2
(OH)
 
4
8.BB.75Stoiberite
Cu
 
5
(VO
 
4
)
 
2
O
 
2
8.BB.80Fingerite
Cu
 
11
(VO
 
4
)
 
6
O
 
2
8.BB.85Averievite
Cu
 
6
(VO
 
4
)
 
2
O
 
2
Cl
 
2
8.BB.90Lipscombite
(Fe
2+
 
,Mn
2+
 
)Fe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
8.BB.90Richellite
CaFe
3+
2
(PO
 
4
)
 
2
(OH,F)
 
2
8.BB.90Zinclipscombite
ZnFe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
Related Minerals - Hey's Index Grouping:

- +
20.8.2Eveite
Mn
2+
2
(AsO
 
4
)(OH)
20.8.3Arsenoclasite
Mn
2+
5
(AsO
 
4
)
 
2
(OH)
 
4
20.8.4Flinkite
Mn
2+
2
Mn
3+
 
(AsO
 
4
)(OH)
 
4
20.8.5Jarosewichite
Mn
2+
3
Mn
3+
 
(AsO
 
4
)(OH)
 
6
20.8.6Allactite
Mn
2+
7
(AsO
 
4
)
 
2
(OH)
 
8
20.8.7Krautite
Mn(HAsO
 
4
) · H
 
2
O
20.8.8Synadelphite
Mn
2+
9
(As
5+
 
O
 
4
)
 
2
(As
3+
 
O
 
3
)(OH)
 
9
· 2H
 
2
O
20.8.9Sterlinghillite
Mn
 
3
(AsO
 
4
)
 
2
· 4H
 
2
O
20.8.10Geigerite
Mn
2+
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
· 10H
 
2
O
20.8.11Akrochordite
(Mn
2+
 
,Mg)
 
5
(AsO
 
4
)
 
2
(OH)
 
4
· 4H
 
2
O
20.8.12Manganohörnesite
(Mn,Mg)
 
3
(AsO
 
4
)
 
2
· 8H
 
2
O
20.8.13Fluckite
CaMn
2+
 
(HAsO
 
4
)
 
2
· 2H
 
2
O
20.8.14Brandtite
Ca
 
2
(Mn
2+
 
,Mg)(AsO
 
4
)
 
2
· 2H
 
2
O
20.8.15Parabrandtite
Ca
 
2
Mn
2+
 
(AsO
 
4
)
 
2
· 2H
 
2
O
20.8.16Wallkilldellite-(Mn)
Ca
 
2
Mn
2+
3
(AsO
 
4
)
 
2
(OH)
 
4
· 9H
 
2
O
20.8.17Berzeliite
NaCa
 
2
(Mg,Mn
2+
 
)
 
2
(AsO
 
4
)
 
3
20.8.18Manganberzeliite
(Ca,Na)
 
3
(Mn
2+
 
,Mg)
 
2
(AsO
 
4
)
 
3
20.8.19Magnesiochlorophoenicite
(Mg,Mn)
 
3
Zn
 
2
(AsO
 
4
)(OH,O)
 
6
20.8.20Villyaellenite
MnMn
 
2
Ca
 
2
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
· 4H
 
2
O
20.8.21Hematolite
(Mn,Mg,Al)
 
15
(As
5+
 
O
 
4
)
 
2
(As
3+
 
O
 
3
)(OH)
 
23
20.8.22Grischunite
NaCa
 
2
Mn
2+
5
Fe
3+
 
(AsO
 
4
)
 
6
· 2H
 
2
O

Other Names for Sarkinite

Synonyms:
ChondrarseniteChondro-arsenitePolyarsenite
Other Languages:
German:Chondrarsenit
Chondroarsenit
Kondroarsenit
Polyarsenit
Sarkinit
Russian:Саркинит
Spanish:Chondrarsenita
Polyarsenita
Sarkinita
Varieties:
Xanthoarsenite

Other Information

Other Information:Readily soluble in dilute acids.
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Sarkinite

Reference List:

- +
Igelström (1865) Ak. Stockholm, Öfv.: 22: 3 (as Kondroarsenit).

Dana, J.D. (1868) System of Mineralogy, 5th. Edition, New York (as Chondrarsenite).

Igelström (1884) Bulletin de la Société française de Minéralogie: 7: 237 (as Xanthoarsénite).

Igelström (1885) Ak. Stockholm, Öfv.: 42: 257 (as Polyarsenite).

Igelström (1885) Bulletin de la Société française de Minéralogie: 8: 369 (as Polyarsenite).

Sjögren (1885) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 7: 724.

Flink and Hamberg (1888) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 10: 380.

Dana, E.S. (1892) System of Mineralogy, 6th. Edition, New York: 779.

Sjögren (1906) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 28: 401.

Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 130.

Goldschmidt, V. (1922) Atlas der Krystallformen. 9 volumes, atlas, and text: vol. 8: 9.

Flink (1924) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 46: 661.

Larsen, E.S. and Berman, H. (1934) The Microscopic Determination of the Nonopaque Minerals, Second edition, USGS Bulletin 848: 201.

Hägele (1938) Zentralblatt Mineralien: 267.

Richmond (1940) American Mineralogist: 25: 466.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 855-857.

Mineralogical Magazine (1969): 43: 681.

Dal Negro, A., Giuseppetti, G. and Martin Pozas, J. M. (1974): Crystal structure of sarkinite. TTschermaks Mineralogische und Petrographische Mitteilungen 21, 246-260.

Stock, N., Stucky, G. D. and Cheetham, A. K. (2002): Synthesis and characterization of the synthetic minerals villyaellenite and sarkinite, Mn5(AsO4)2(HAsO4)2•6H2O and Mn2(AsO4)(OH). Z. Anorg. Allg. Chem. 628, 357-362.

Internet Links for Sarkinite

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  • Raman and XRD data at RRUFF project
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  • Localities for Sarkinite

    The 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.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Austria
     
    • Tyrol
      • East Tyrol
        • Kals valley
    Abrecht, J. (1990) An As-rich manganiferous mineral assemblage from the Ködnitz Valley (Eastern Alps, Austria): Geology, mineralogy, genetic considerations, and implications for metamorphic Mn deposits. Neues Jahrbuch für Mineralogie, Monatshefte 1990, 363-375.
    France
     
    • Midi-Pyrénées
      • Hautes-Pyrénées
    Le Règne Minéral 47: 5-21
          • Vielle Aure
    DE ASCENCAO GUEDES R., TIXADOR Y., CASTERET A. & GOUJOU JC. (2002) La mine de Coustou, Vielle-Aure, Hautes-Pyrénées. Le Règne Minéral, 47, 23-31. (in french)
    Italy
     
    • Aosta Valley
      • Nus
        • Saint-Barthélemy
    • Barresi, A.A., Kolitsch, U., Ciriotti, M.E., Ambrino, P., Bracco, R., Bonacina, E. (2005): La miniera di manganese di Varenche (Aosta, Italia nord-occidentale): ardennite, arseniopleite, manganberzeliite, pirofanite, sarkinite, thortveitite, nuovo As-Sc-analogo della metavariscite e altre specie. Micro (località), 2/2005, 81-122.
    • Liguria
      • Genova Province
        • Ne
          • Graveglia Valley
    Castellaro, F. (2005): Sarkinite a Cassagna. Prie, 1, 108.
            • Reppia
    Rivista Mineralogica Italiana, (4), 131
      • La Spezia Province
        • Rocchetta Vara
    Palenzona, A., Balestra, C., Marchesini, M. (2002): La geigerite della miniera di Monte Nero (Rocchetta Vara, La Spezia). Rivista Mineralogica Italiana, 2/2002, 75-76.
    • Piedmont
      • Vercelli Province
        • Sesia Valley
    Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Fukushima Prefecture
          • Iwaki City
    Matsubara, S., Miyawaki, R., Kato, A., Matsuyama, F., Mouri, T. and Suzuki, Y. (2001): Arseniopleite from the Gozaisho mine, Fukushima Prefecture, Japan. Bull. Natn. Sci. Mus., Tokyo, Ser. C, 27, 51-62. ; Mineralogical Journal Vol. 18 (1996) , No. 4 pp 155-160
    Kazakhstan
     
    • Karagandy Province (Qaragandy Oblysy; Karaganda Oblast')
      • Atasu
    Kayupova, M. M. (1963): Mineralogy of the Dzhumart iron-manganese deposit. Izvestiya Akademii Nauk Kazakhskoi SSR, Seriya Geologicheskaya, 1963 (6), 57-80.
      • Zhayrem (Zhairem)
    Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
    Romania
     
    • Suceava Co.
      • Suceava district
        • Iacobeni (Jakobeny; Jacobeny; Jakabfalva)
    http://minerals-of-the-carpathians.eu
    Sweden
     
    • Värmland
      • Filipstad
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 857; Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
        • Persberg district
          • Pajsberg
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 726, 857, 900; Mineralogical Magazine (1980): 43: 681.
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 857.
    • Västmanland
      • Hällefors
        • Grythyttan
    Igelström, L.J. (1886): Polyarsenit och hæmatostibiit. Geologiska Föreningen i Stockholm Förhandlingar 8: 179-181; Palache, C., Berman, H. & Frondel, C. (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, 7th. edition, Volume I: 640; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 857.
    Switzerland
     
    • Grischun (Grisons; Graubünden)
      • Albula Valley
        • Oberhalbstein (Surses; Sursass)
          • Tinizong (Tinzen)
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 360.
      • Hinterrhein Valley
        • Rheinwald
          • Splügen
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 360.; Roth, P. & Meisser, N. (2011): I minerali dell'Alpe Tanatz. Passo dello Spluga (Grigioni, Svizzera). Rivista Mineralogica Italiana, 2/2011, 90-99
    • Wallis (Valais)
      • Turtmann Valley
        • Pipjitälli
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 360.; Ansermet, S. (2012): Mines et minéraux du Valais - II. Anniviers et Tourtemagne. With contributions by N. Meisser, Ed. Porte-plumes (Ayer)
    USA
     
    • Nevada
      • White Pine Co.
    NBMG Spec. Pub. 31 Minerals of Nevada
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Franklin
    Palache, C., et al: Am.Min.:23:527-530 (1938); Dunn(1995):Pt5:680.
          • Ogdensburg
            • Sterling Hill
    Dunn, P.J.: Min.Mag.:43:681 (1980); Dunn(1995):Pt5:680.
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