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. 2021 Apr 21;167(4):001049. doi: 10.1099/mic.0.001049

Table 1.

Minerals precipitated in association with bacterial activity*

Mineral

Chemical formula

Reference

Carbonates

Calcite

CaCO3

[30]

Dolomite

CaMg(CO3)2

[111, 112]

Kutnahorite

CaMn(CO3)2

[113]

Siderite

FeCO3

[114]

Magnesite

MgCO3

[54, 115]

Otavite

CdCO3

[116]

Strontianite

SrCO3

[72]

Rhodochrosite

MnCO3

[117]

Cerussite

PbCO3

[118]

Hydrozincite

Zn5(CO3)2(OH)6

[36, 119]

Dypingite

Mg5(CO3)(OH)2·5H2O

[120]

Witherite

BaCO3

[121]

Phosphates

Tricalcium phosphate

Ca3(PO4)2

[78]

Struvite

NH4MgPO4∙6H2O

[74, 113]

Bobierrite

Mg3(PO4)2·8H2O

[74, 122]

Baricite

(MgFe)3(PO4)2·8H2O

[74]

Vivianite

Fe3(PO4)·2H2O

[114]

Autunite

Ca(UO2)2(PO4)2∙10-12H2O

[44]

Uramphite

NH4UO2PO4

[101, 123]

Apatite

Ca10(PO4)6(OH)2

[124]

Pb-hydroxyapatite

Ca2.5Pb7.5(OH)2(PO4)6

[125]

Strengite

FePO4·2H2O

[126, 127]

Variscite

AlPO4·2H2O

[97]

Silicates

Gehlenite

Ca2Al(AlSiO7)

[128]

Silica

SiO2

[129]

Nontronite

Na0.3Fe3+ 2(Si,Al)4O10(OH)2·nH2O

[130]

Chamosite

(Fe5Al)(Si3Al)10(OH)8

[126]

Kaolinite

Al4(Si4O10)(OH)4

[126]

Sulphides

Mackinawite

FeS

[76]

Greigite

Fe3S4

[76, 131]

Pyrite

FeS2

[132]

Covellite

CuS

[133, 134]

Sphalerite

ZnS

[135]

Galena

PbS

[134]

Digenite

Cu9S5

[136]

Sulphates

Gypsum

CaSO4·2H2O

[41, 54]

Celestite

SrSO4

[72]

Barite

BaSO4

[121, 137]

Oxides

Magnetite

Fe3O4

[114]

Hematite

Fe2O3

[23, 138]

Ferrihydrite

Fe2O3·0.5H2O

[138]

Geothite

α-FeO(OH)

[138]

Manganite

MnOOH

[139]

Vernadite

MnO2

[57, 140, 141]

Hausmannite

Mn3O4

[142]

Todorokite

(Ca,Na,K)x(Mn4+,Mn3+)6O10·3.5H2O

[138]

Birnessite

(Na,Ca,K)x(Mn4+,Mn3+)2O4·1.5H2O

[138]

Uraninite

UO2

[143–145]

Calcium Arsenate

CaHAsO3

[146]

*Note that while these minerals have all been reported to be formed in association with bacterial activity, the mechanisms for their formation are not always known, and some minerals can be formed by multiple different mechanisms. The minerals listed and accompanying sources are non-exhaustive of the examples available in the literature.