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Manganarsite

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Formula:
Mn3(As2O4)(OH)4
Hardness:
3
Name:
The name reflects its chemical composition: Manganese and Arsenic
This page provides mineralogical data about Manganarsite.


Classification of Manganarsite

Approved
4.JB.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
B : Arsenites, antimonites, bismuthites; with additional anions, without H2O
46.2.6.1

46 : ANTIMONITES AND ARSENITES CONTAINING HYDROXYL OR HALOGEN
2 : Miscellaneous
23.15

23 : Arsenites

Physical Properties of Manganarsite

Hardness (Mohs):
3

Optical Data of Manganarsite

Type:
Uniaxial (-)
RI values:
nω = 1.810 nε = 1.780
Max Birefringence:
δ = 0.030
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High

Chemical Properties of Manganarsite

Formula:
Mn3(As2O4)(OH)4
IMA Formula:
Mn32+As23+O4(OH)4
Elements listed in formula:

Type Occurrence of Manganarsite

Relationship of Manganarsite to other Species

4.JB.05Fetiasite(Fe3+,Fe2+,Ti)3(As2O5)O2
4.JB.15MagnussoniteMn10As6O18(OH,Cl)2
4.JB.15UM1984-09-AsO:ClHMnMn10As6O18(OH)Cl
4.JB.20ArmangiteMn262+(AsO3)14(HAsO3)4(CO3)
4.JB.25NanlingiteNa(Ca5Li)Mg12(AsO3)2[Fe(AsO3)6]F14
4.JB.30AsbecasiteCa3(Ti,Sn4+)Be2(AsO3)6(SiO4)2
4.JB.35StenhuggariteCaFeSb(AsO3)2O
4.JB.40TrigonitePb3Mn2+(AsO3)2(HAsO3)
4.JB.45FinnemanitePb5(AsO3)3Cl
4.JB.50GebharditePb8(As2O5)2OCl6
4.JB.55DerbyliteFe43+Ti3Sb3+O13(OH)
4.JB.55Tomichite(V,Fe)4Ti3AsO13(OH)
4.JB.55Graeserite(Fe3+,Ti)4Ti3AsO13(OH)
4.JB.60Hemloite(Ti,V3+,Fe3+,Al)12(As3+,Sb3+)2O23(OH)
4.JB.65FreediteCu+Pb8(AsO3)2O3Cl5
4.JB.70GeorgiadèsitePb4(AsO3)Cl4(OH)
4.JB.75Ekatite(Fe3+,Fe2+,Zn)12(AsO3)6(AsO3,HSiO4)2(OH)6
23.2NanlingiteNa(Ca5Li)Mg12(AsO3)2[Fe(AsO3)6]F14
23.3LeiteiteZn(As2O4)
23.5Kuznetsovite(Hg2+)Hg2+(AsO4)Cl
23.6PaulmooreitePb2[As2O5]
23.7EcdemitePb6Cl4(As2O7)
23.8HeliophyllitePb6Cl4(As2O7)
23.9FinnemanitePb5(AsO3)3Cl
23.10GebharditePb8(As2O5)2OCl6
23.11Zimbabweite(Na,K)2PbAs4(Ta,Nb,Ti)4O18
23.13RouseitePb2Mn2+[AsO3]2 · 2H2O
23.14FreediteCu+Pb8(AsO3)2O3Cl5
23.17ArmangiteMn262+(AsO3)14(HAsO3)4(CO3)
23.18KaribibiteFe3+(As3+O2)4(As23+O5)(OH)
23.19SchneiderhöhniteFe2+Fe33+[As5O13]
23.20Lazarenkoite(Ca,Fe2+)Fe3+As33+O7 · 3H2O
23.21StenhuggariteCaFeSb(AsO3)2O
23.22Tomichite(V,Fe)4Ti3AsO13(OH)

Other Names for Manganarsite

Name in Other Languages:

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.

References for Manganarsite

Reference List:
Peacor, D. R.; Dunn, P. J.; Simmons, W. B. & Wicks, F. J. (1986): Arsenites related to layer silicates: Manganarsite, the arsenite analogue of manganpyrosmalite, and unnamed analogues of friedelite and schallerite from Långban, Sweden. American Mineralogist: 71: 1517-1521.

Internet Links for Manganarsite

mindat.org URL:
https://www.mindat.org/min-2468.html
Please feel free to link to this page.

Localities for Manganarsite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
Skarpelis, N. and Argyraki, A. (2009): The geology and origin of supergene ores in Lavrion (Attica, Greece). Resource Geology, 59, 1-14.
Italy
 
  • Liguria
    • Genova Province
      • Ne
        • Graveglia Valley
          • Reppia
Ciriotti, M.E. & Möckel, S. (2004): Novità 2003 da Gambatesa: manganarsite, calce, portlandite. Micro (UK report), 2004, 7-12
Sweden (TL)
 
  • Värmland
    • Filipstad
Amer.Min.(1986) 71, 1517-1521; 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.
Mineral and/or Locality  
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