Mineralogy Database

Mineral Species containing Arsenic (As)

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Element Properties, Isotopic Compositions for Arsenic

Arsenic (As) Minerals sorted by Mineral Name

Click here for List sorted by Weight Percent

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568 Minerals containing Arsenic (As) sorted by Mineral Name
% As Mineral Name Chemical Formula MW
33.80 % As Magnussonite # Mn++5As+++3O9(OH,Cl) 665.07
26.52 % As Mahnertite ! (Na,Ca)Cu++3(AsO4)2Cl·5(H2O) 565.01
2.27 % As Maikainite ! Cu20(Fe,Cu)6Mo2Ge6S32 3,296.63
31.21 % As Majakite PdNiAs 240.03
5.81 % As Mallestigite ! Pb3Sb+++++(SO4)(AsO4)(OH)6·3(H2O) 1,135.63
33.55 % As Manganarsite Mn++3As+++204(OH)4 446.68
36.33 % As Manganberzeliite # (Ca,Na)3(Mn,Mg)2(AsO4)3 618.74
36.12 % As Manganlotharmeyerite ! Ca(Mn+++,Mg,)2(AsO4)2(OH,H2O)2 414.80
26.58 % As Manganohornesite # (Mn,Mg)3(AsO4)2·8(H2O) 563.80
7.35 % As Manganostibite # (Mn++,Fe++)7(SbO4)(AsO4,SiO4)O4 764.25
37.10 % As Mansfieldite # AlAsO4·2(H2O) 201.93
23.33 % As Mapimite Zn2Fe+++3(AsO4)3(OH)4·10(H2O) 963.26
15.41 % As Marrite # PbAgAsS3 486.19
23.83 % As Marumoite ! Pb32As40S92 12,577.34
48.14 % As Maucherite # Ni11As8 1,244.96
23.09 % As Mawbyite Pb(Fe+++Zn)2(AsO4)2(OH,H2O)2 649.02
31.65 % As Maxwellite NaFe+++(AsO4)F 236.75
10.42 % As Mcgovernite # Mn9Mg4Zn2As2Si2O17(OH)14 1,438.55
37.68 % As Mcnearite NaCa5H4(AsO4)5·4(H2O) 994.07
1.81 % As Medaite (Mn,Ca)6(V+++++,As)Si5O18(OH) 827.82
17.03 % As Medenbachite ! Bi2Fe+++(Cu,Fe+++)(O,OH)2(OH)2(AsO4)2 879.78
33.98 % As Menshikovite ! Pd3Ni2As3 661.40
6.60 % As Mertieite-I Pd11(Sb,As)4 1,474.99
0.62 % As Mertieite-II Pd8(Sb,As)3 1,211.93
13.63 % As Metaheinrichite # Ba(UO2)2(AsO4)2·8(H2O) 1,099.34
14.72 % As Metakahlerite Fe++(UO2)2(AsO4)2·8(H2O) 1,017.86
14.68 % As Metakirchheimerite # Co(UO2)2(AsO4)2·8(H2O) 1,020.95
24.82 % As Metakottigite (Zn,Fe+++,Fe++)3(AsO4)2·8((H2O),OH) 603.71
14.09 % As Metalodevite Zn(UO2)2(AsO4)2·10(H2O) 1,063.44
15.77 % As Metanovacekite # Mg(UO2)2(AsO4)2·4-8(H2O) 950.29
14.68 % As Metarauchite ! Ni(UO2)2(AsO4)2·8H2O 1,020.71
14.95 % As Metauranospinite # Ca(UO2)2(AsO4)2·8(H2O) 1,002.09
14.61 % As Metazeunerite # Cu(UO2)2(AsO4)2·8(H2O) 1,025.56
15.08 % As Mgriite (Cu,Fe)3AsSe3 496.67
15.10 % As Mimetite # Pb5(AsO4)3Cl 1,488.21
19.32 % As Mixite # BiCu6(AsO4)3(OH)6·3(H2O) 1,163.10
56.30 % As Modderite # (Co,Fe)As 133.08
8.53 % As Molybdofornacite Pb2Cu[(As,P)O4][(Mo,Cr)O4](OH) 790.12
18.62 % As Morelandite (Ba,Ca,Pb)5(AsO4,PO4)3Cl 1,005.93
10.96 % As Mutnovskite ! Pb2AsS3(I,Cl,Br) 670.21
3.82 % As Nabiasite ! BaMn9[(V,As)O4]6(OH)2 1,372.20
0.31 % As Naldretteite ! Pd2Sb 333.37
32.64 % As Nanlingite CaMg4(AsO3)2F4 459.13
9.13 % As Natrobetpakdalite (Na,Ca)3Fe+++2(As2Mo6O28)·15(H2O) 1,641.45
24.07 % As Natropharmacosiderite (Na,K)2Fe+++4(AsO4)3(OH)5·7(H2O) 902.63
15.73 % As Natrouranospinite # (Na2,Ca)(UO2)2(AsO4)2·5(H2O) 952.47
11.49 % As Nealite Pb4Fe++(As+++++O4)2Cl4 1,304.30
11.45 % As Nealite-(H2O) * Pb4Fe++(As+++O3)2Cl4·2(H2O) 1,308.33
3.28 % As Nekrasovite Cu+26V2(Sn,As,Sb)6S32 3,426.88
9.40 % As Nelenite (Mn,Fe++)16Si12As+++3O36(OH)17 2,312.59
17.22 % As Neustadtelite ! Bi2Fe+++(Fe+++,Co)(O,OH)2(OH)2(AsO4)2 870.06
29.22 % As Nickelaustinite Ca(Ni,Zn)(AsO4)(OH) 256.37
56.07 % As Nickeline # NiAs 133.61
29.86 % As Nickellotharmeyerite ! Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 501.90
25.47 % As Nickelschneebergite ! Bi(Ni,Co)2(AsO4)2(OH,H2O)2 588.23
78.12 % As Nickelskutterudite # (Ni,Co)As3-x 268.53
33.10 % As Nickeltalmessite ! Ca2Ni(AsO4)2·2H2O 452.71
40.90 % As Nickenichite Na0,8Ca0,4(Mg,Fe+++,Al)3Cu0,4(AsO4)3 549.61
6.76 % As Nielsbohrite ! K(UO2)3(AsO4)(OH)4·H2O 1,093.26
14.16 % As Novacekite # Mg(UO2)2(AsO4)2·12(H2O) 1,058.38
34.49 % As Novakite (Cu,Ag)21As10 2,172.33
23.75 % As Nowackiite Cu6Zn3As4S12 1,261.92
5.96 % As Obradovicite H4(K,Na)Cu++Fe+++2(AsO4)(MoO4)5·12(H2O) 1,257.18
37.02 % As Odanielite Na(Zn,Mg)3H2(AsO4)3 607.12
29.31 % As Oenite ! CoSbAs 255.60
26.46 % As Ogdensburgite Ca2(Zn,Mn)Fe+++4(AsO4)4(OH)6·6(H2O) 1,132.66
26.71 % As Ojuelaite ZnFe+++2(AsO4)2(OH)2·4(H2O) 561.00
26.47 % As Olivenite # Cu2AsO4(OH) 283.02
47.16 % As Omeiite (Os,Ru)As2 317.76
34.86 % As Orcelite Ni5-xAs2 (x=0.23) 429.79
46.38 % As Oregonite Ni2FeAs2 323.07
60.90 % As Orpiment # As2S3 246.04
10.10 % As Orthowalpurgite (UO2)Bi4O4(AsO4)2·2(H2O) 1,483.82
27.25 % As Osarsite (Os,Ru)AsS 274.91
2.55 % As Ovamboite ! Cu20(Fe,Cu,Zn)6W2Ge6S32 3,470.24
19.58 % As Paakkonenite Sb2AsS2 382.55
18.18 % As Paganoite ! (Ni,Co)BiAsO5 420.26
9.84 % As Palarstanide Pd8(Sn,As)3 1,141.81
13.03 % As Palenzonaite (Ca,Na)3Mn++(V+++++,As+++++,Si)3O12 517.63
26.04 % As Palladoarsenide Pd2As 287.76
19.05 % As Palladobismutharsenide Pd2(As,Bi) 314.57
26.31 % As Palladodymite ! (Pd,Rh)2As 284.77
33.38 % As Parabrandtite Ca2Mn++(AsO4)·2(H2O) 448.96
26.13 % As Paradamite # Zn2(AsO4)(OH) 286.71
8.08 % As Paradocrasite Sb2(Sb,As)2 463.59
9.32 % As Paraniite-(Y) Ca2Y(AsO4)(WO4)2 803.68
4.32 % As Parapierrotite Tl(Sb,As)5S8 1,041.56
71.86 % As Pararammelsbergite # NiAs2 208.53
70.03 % As Pararealgar AsS 106.99
92.04 % As Pararsenolamprite ! As 76.51
32.46 % As Parascorodite ! Fe+++AsO4·2(H2O) 230.80
25.42 % As Parasymplesite # Fe++3(AsO4)2·8(H2O) 589.50
12.06 % As Parnauite Cu9(AsO4)2(SO4)(OH)10·7(H2O) 1,242.00
11.30 % As Parwelite (Mn,Mg)5Sb(As,Si)2O12 662.77
23.26 % As Paulmooreite Pb2As+++2O5 644.24
70.22 % As Paxite CuAs2 213.39
4.22 % As Pearceite # [Ag9CuS4] [(Ag,Cu)6(As,Sb)2S7] 2,096.80
38.64 % As Petewilliamsite ! (Ni,Co,Cu)30(As2O7)15 5,730.36
34.68 % As Pharmacolite # CaHAsO4·2(H2O) 216.04
25.74 % As Pharmacosiderite # KFe+++4(AsO4)3(OH)4·6-7(H2O) 873.38
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( Bold - Valid Mineral Name)
(* - Mineral Name is Not IMA Approved)
(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name)
(# - Grandfathered as valid)