Cobalt (Co) Minerals sorted by Descending Weight Percent
Click here for List sorted by Mineral Name
% Co | Mineral Name | Chemical Formula | MW |
67.40 % Co | Cobaltpentlandite | Co9S8 | 786.93 |
64.76 % Co | Jaipurite * | CoS | 91.00 |
64.10 % Co | Heterogenite-2H | Co+++O(OH) | 91.94 |
64.10 % Co | Heterogenite-3R # | Co+++O(OH) | 91.94 |
57.95 % Co | Linnaeite # | Co++Co+++2S4 | 305.06 |
51.34 % Co | Wairauite | CoFe | 114.78 |
49.55 % Co | Sphaerocobaltite # | CoCO3 | 118.94 |
47.89 % Co | Cattierite # | CoS2 | 123.07 |
42.74 % Co | Bornhardtite # | Co++Co+++2Se4 | 413.68 |
42.74 % Co | Freboldite # | CoSe | 137.89 |
35.52 % Co | Cobaltite # | CoAsS | 165.92 |
33.21 % Co | Modderite # | (Co,Fe)As | 133.08 |
33.04 % Co | Langisite | (Co,Ni)As | 133.79 |
33.00 % Co | Cobaltkieserite ! | CoSO4·H2O | 175.01 |
29.53 % Co | Erythrite # | Co3(AsO4)2·8(H2O) | 598.76 |
28.56 % Co | Carrollite # | Cu(Co,Ni)2S4 | 309.55 |
27.82 % Co | Pakhomovskyite ! | Co3(PO4)2·8(H2O) | 504.18 |
27.70 % Co | Costibite | CoSbS | 212.75 |
27.70 % Co | Paracostibite | CoSbS | 212.75 |
27.18 % Co | Hastite ? | CoSe2 | 216.85 |
27.18 % Co | Trogtalite # | CoSe2 | 216.85 |
26.76 % Co | Alloclasite # | (Co,Fe)AsS | 165.15 |
26.76 % Co | Glaucodot # | (Co,Fe)AsS | 165.15 |
26.56 % Co | Cobaltomenite # | CoSeO3·2(H2O) | 221.92 |
23.12 % Co | Cobaltaustinite | CaCo(AsO4)(OH) | 254.94 |
23.06 % Co | Oenite ! | CoSbAs | 255.60 |
21.74 % Co | Theresemagnanite | (Co,Zn,Ni)6(SO4)(OH,Cl)10·8(H2O) | 813.42 |
21.25 % Co | Safflorite # | (Co,Fe)As2 | 208.00 |
21.16 % Co | Burgessite ! | Co2(H2O)4[(AsO3OH)]2·(H2O) | 487.36 |
20.96 % Co | Bieberite # | CoSO4·7(H2O) | 281.10 |
20.78 % Co | Willyamite # | (Co,Ni)SbS | 212.69 |
20.23 % Co | Cobaltkoritnigite | (Co,Zn)(AsO3OH)·(H2O) | 218.49 |
19.21 % Co | Krasnoselskite * | CoWO4 | 306.78 |
18.76 % Co | Mattagamite | CoTe2 | 314.13 |
17.95 % Co | Skutterudite # | (Co,Ni)As3-x | 246.18 |
17.84 % Co | Kolwezite | (Cu,Co)2(CO3)(OH)2 | 218.07 |
17.01 % Co | Clinosafflorite | (Co,Fe,Ni)As2 | 207.83 |
15.66 % Co | Aplowite | (Co,Mn,Ni)SO4·4(H2O) | 225.84 |
15.00 % Co | Vozhminite | (Ni,Co)4(As,Sb)S2 | 392.79 |
14.51 % Co | Siegenite # | (Ni,Co)3S4 | 304.52 |
14.21 % Co | Petewilliamsite ! | (Ni,Co,Cu)30(As2O7)15 | 5,730.36 |
14.17 % Co | Cochromite | (Co,Ni,Fe++)(Cr,Al)2O4 | 207.97 |
13.48 % Co | Comblainite | Ni++6Co+++2(CO3)(OH)16·4(H2O) | 874.19 |
13.46 % Co | Moorhouseite | (Co,Ni,Mn)SO4·6(H2O) | 262.62 |
13.22 % Co | Dayingite * | CuCoPtS4 | 445.82 |
12.76 % Co | Kieftite | CoSb3 | 420.34 |
12.57 % Co | Cobaltlotharmeyerite ! | Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 | 468.87 |
12.24 % Co | Julienite * | Na2Co++(SCN)4·8(H2O) | 481.37 |
10.91 % Co | Schneebergite ! | Bi(Co,Ni)2(AsO4)2(OH,H2O)2 | 594.02 |
10.69 % Co | Nichromite | (Ni,Co,Fe++)(Cr,Fe+++,Al)2O4 | 220.53 |
10.59 % Co | Tyrrellite # | (Cu,Co,Ni)3Se4 | 500.87 |
9.95 % Co | Roselite # | Ca2(Co,Mg)(AsO4)2·2(H2O) | 444.30 |
9.95 % Co | Roselite-beta # | Ca2(Co,Mg)(AsO4)2·2(H2O) | 444.30 |
9.66 % Co | Cohenite # | (Fe,Ni,Co)3C | 183.04 |
9.53 % Co | Fletcherite | Cu(Ni,Co)2S4 | 309.31 |
9.19 % Co | Rappoldite ! | Pb(Co,Ni,Zn,)2(AsO4)2·2(H2O) | 641.37 |
8.38 % Co | Ferroskutterudite ! | (Fe,Co)As3 | 276.94 |
8.14 % Co | Penroseite # | (Ni,Co,Cu)Se2 | 217.17 |
7.76 % Co | Cobalttsumcorite ! | Pb(Co,Fe)2(AsO4)2(OH,H2O)2 | 607.66 |
7.63 % Co | Guarinoite | (Zn,Co,Ni)6(SO4)(OH,Cl)10·5(H2O) | 772.29 |
6.93 % Co | Jolliffeite | (Ni,Co)AsSe | 212.63 |
6.64 % Co | Ahlfeldite # | (Ni,Co)SeO3·2(H2O) | 221.74 |
6.54 % Co | Smolianinovite # | (Co,Ni,Mg,Ca)3(Fe+++,Al)2(AsO4)4·11(H2O) | 1,081.49 |
6.08 % Co | Oursinite | (Co,Mg)(H3O)2[(UO2)SiO4]2·3(H2O) | 871.78 |
6.01 % Co | Nickelschneebergite ! | Bi(Ni,Co)2(AsO4)2(OH,H2O)2 | 588.23 |
5.77 % Co | Metakirchheimerite # | Co(UO2)2(AsO4)2·8(H2O) | 1,020.95 |
5.52 % Co | Cobaltarthurite ! | CoFe+++2(AsO4)2(OH)2·4(H2O) | 533.48 |
5.49 % Co | Nickelskutterudite # | (Ni,Co)As3-x | 268.53 |
4.88 % Co | Bravoite ? | (Fe,Ni,Co)S2 | 120.86 |
4.74 % Co | Cobaltzippeite | Co++2(UO2)6(SO4)3(OH)10·16(H2O) | 2,484.54 |
4.47 % Co | Westerveldite | (Fe,Ni,Co)As | 131.93 |
4.03 % Co | Cobaltneustadtelite ! | Bi2Fe+++(Co,Fe+++)(O,OH)2(OH)2(AsO4)2 | 876.83 |
4.00 % Co | Wupatkiite | (Co,Mg,Ni)Al2(SO4)4·22(H2O) | 883.07 |
3.52 % Co | Nickellotharmeyerite ! | Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 | 501.90 |
3.45 % Co | Wendwilsonite | Ca2(Mg,Co)(AsO4)2·2(H2O) | 426.99 |
3.30 % Co | Asbolane # | (Co,Ni)1-y(Mn++++O2)2-x(OH)2-2y+2x·n(H2O) | 178.74 |
2.71 % Co | Neustadtelite ! | Bi2Fe+++(Fe+++,Co)(O,OH)2(OH)2(AsO4)2 | 870.06 |
2.13 % Co | Krettnichite ! | PbMn+++2(VO4)2(OH)2 | 553.38 |
1.89 % Co | Martyite ! | Zn3V2O7(OH)2·2H2O | 468.09 |
1.54 % Co | Paganoite ! | (Ni,Co)BiAsO5 | 420.26 |
1.22 % Co | Allabogdanite ! | (Fe,Ni)2P | 145.21 |
1.16 % Co | Boothite # | CuSO4·7(H2O) | 305.54 |
0.77 % Co | Villamaninite # | (Cu,Ni,Co,Fe)S2 | 114.68 |
0.57 % Co | Veselovskyite | (Zn,Cu,Co)Cu4(AsO4)2(AsO3OH)2·9H2O | 1,038.21 |
0.43 % Co | Bouazzerite ! | Bi6(Mg,Co)11Fe14[AsO4]18O12(OH)4(H2O)86 | 6,531.63 |
0.23 % Co | Melliniite ! | (Ni,Fe)4P | 259.69 |
0.17 % Co | Arhbarite | Cu2Mg(AsO4)(OH)3 | 349.16 |
0.17 % Co | Gillardite ! | Cu3NiCl2(OH)6 | 422.66 |
0.15 % Co | Sugakiite ! | Cu(Fe,Ni)8S8 | 772.05 |
0.15 % Co | Stavelotite-(La) ! | La3Mn++3Cu++(Mn+++,Fe+++,Mn++++)26(Si2O7)6O30 | 3,438.35 |
0.09 % Co | Carminite # | PbFe+++2(AsO4)2(OH)2 | 639.87 |
0.08 % Co | Andreyivanovite ! | FeCrP | 138.79 |
0.04 % Co | Magnesiopascoite ! | Ca2Mg[V10O28]·16H2O | 1,341.11 |
( 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)