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e-Rocks Mineral Database

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The e-Rocks database holds over 500K mineral items and 2.5 Million photos, developed over 15 years. It is an excellent resource to explore minerals and their localities in reference to collecting and commerce.

This is your entry point to begin discovering

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Please use our A-Z Minerals section to explore our database for the full catalogue of minerals available for sale or recently sold.

Strunz Grouping

This list contains all valid mineral names arranged by Strunz grouping, by exploring this list you will see our minerals compared to the Strunz classification.

Name Search

This section lets you explore our database of minerals by name, variety or colloquialism - plus other items in our database.

Strunz Title Formula Variety Of Items
4.DA.05 Quartz

SiO2

33467
4.DA.10 Opal

SiO2·nH2O

1608
4.DA.10 Tridymite

SiO2

258
4.DA.15 Cristobalite

SiO2

208
4.DA.20 Mogánite

SiO2

48
4.DA.25 Melanophlogite

46SiO2·6(N2,CO2)·2(CH4,N2)

228
4.DA.35 Coesite

SiO2

25
4.DA.40 Stishovite

SiO2

11
4.DA.50 Seifertite

SiO2

3
4.DB.05 Argutite

GeO2

31
4.DB.05 Cassiterite

SnO2

1681
4.DB.05 Plattnerite

PbO2

271
4.DB.05 Pyrolusite

MnO2

949
4.DB.05 Rutile

TiO2

3310
4.DB.05 Tripuhyite

Fe3+Sb5+O4

118
4.DB.05 Tugarinovite

MoO2

3
4.DB.05 Varlamoffite

(Sn,Fe)(O,OH)2

78
4.DB.10 Byströmite

MgSb2O6

14
4.DB.10 Ordoñezite

ZnSb2O6

13
4.DB.10 Tapiolite-(Fe)

(Fe,Mn)(Ta,Nb)2O6

52
4.DB.10 Tapiolite-(Mn)

(Mn,Fe)(Ta,Nb)2O6

1
4.DB.15a Paramontroseite

V4+O2

28
4.DB.15a Ramsdellite

Mn4+O2

163
4.DB.15b Akhtenskite

ε-Mn4+O2

18
4.DB.15c Nsutite

(Mn4+,Mn2+)(O,OH)2

63
4.DB.20 Scrutinyite

alpha-PbO2

33
4.DB.25 Calciosamarskite

(Ca,Fe3+,Y)2(Nb,Ta,Ti)2O8

36
4.DB.25 Ishikawaite

U4+Fe2+Nb2O8

30
4.DB.25 Ixiolite

(Ta,Nb,Sn,Fe,Mn)4O8

28
4.DB.25 Samarskite-(Y)

(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8

80
4.DB.25 Samarskite-(Yb)

(Yb,Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8

14
4.DB.25 Srilankite

ZrTi2O6

1
4.DB.25 Yttrocolumbite-(Y)

Y(U4+,Fe2+)Nb2O8

1
4.DB.30 Ferberite

FeWO4

504
4.DB.30 Hübnerite

MnWO4

347
4.DB.30 Sanmartinite

(Zn,Fe)WO4

1
4.DB.35 Columbite-(Fe)

FeNb2O6

128
4.DB.35 Columbite-(Mg)

(Mg,Fe,Mn)(Nb,Ta)2O6

2
4.DB.35 Columbite-(Mn)

(Mn,Fe)(Nb,Ta)2O6

51
4.DB.35 Qitianlingite

(Fe,Mn)2(Nb,Ta)2WO10

1
4.DB.35 Tantalite-(Fe)

FeTa2O6

18
4.DB.35 Tantalite-(Mn)

MnTa2O6

424
4.DB.40 Ferrotitanowodginite

Fe2+TiTa2O8

9
4.DB.40 Ferrowodginite

FeSnTa2O8

4
4.DB.40 Lithiotantite

Li(Ta,Nb)3O8

10
4.DB.40 Lithiowodginite

LiTa3O8

18
4.DB.40 Titanowodginite

MnTiTa2O8

29
4.DB.40 Wodginite

Mn(Sn,Ta)Ta2O8

65
4.DB.50 Carmichaelite

(Ti,Cr,Fe)[O2-x(OH)x]

1
4.DB.55 Alumotantite

AlTaO4

2
4.DB.60 Biehlite

((Sb,As)O)2[MoO4]

21
4.DC.05 Bahianite

Al5Sb3O14(OH)2

41
4.DC.10 Simpsonite

Al4(Ta,Nb)3O13(OH,F)

41
4.DD.05 Anatase

TiO2

2348
4.DD.10 Brookite

TiO2

1301
4.DE.05 Downeyite

SeO2

3
4.DE.10 Koragoite

(Mn2+,Fe3+)3(Nb,Ta,Ti)2(Nb,Mn)2(W,Ta)2O20

4
4.DE.15 Koechlinite

Bi2MoO6

64
4.DE.15 Russellite

Bi2WO6

86
4.DE.15 Tungstibite

Sb3+2WO6

150
4.DE.20 Tellurite

TeO2

175
4.DE.25 Paratellurite

TeO2

45
4.DE.30 Bismutocolumbite

Bi(Nb,Ta)O4

13
4.DE.30 Bismutotantalite

Bi(Ta,Nb)O4

19
4.DE.30 Cervantite

Sb3+Sb5+O4

148
4.DE.30 Clinocervantite

Sb3+Sb5+O4

58
4.DE.30 Stibiocolumbite

Sb(Nb,Ta)O4

4
4.DE.30 Stibiotantalite

Sb(Ta,Nb)O4

105
4.DE.35 Baddeleyite

ZrO2

241
4.DF.05 Aeschynite-(Ce)

(Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6

10
4.DF.05 Aeschynite-(Nd)

(Nd,Ce,Ca)(Ti,Nb)2(O,OH)6

11
4.DF.05 Aeschynite-(Y)

(Y,Ca,Fe,Th)(Ti,Nb)2(O,OH)6

248
4.DF.05 Nioboaeschynite-(Ce)

(Ce,Ca,Th)(Nb,Ti)2(O,OH)6

9
4.DF.05 Nioboaeschynite-(Y)

(Y,Ca,Ce,Nd,Th)(Nb,Ti,Ta)2(O,OH)6

12
4.DF.05 Rynersonite

Ca(Ta,Nb)2O6

36
4.DF.05 Tantalaeschynite-(Y)

(Y,Ce,Ca)(Ta,Ti,Nb)2O6

7
4.DF.05 Vigezzite

(Ca,Ce)(Nb,Ti)2O6

77
4.DF.10 Changbaiite

PbNb2O6

4
4.DF.15 Murataite-(Y)

(Y,Na)6Zn(Zn,Fe3+)4(Ti,Nb,Na)12O29(O,F,OH)10F4

4
4.DG.05 Euxenite-(Y)

(Y,Ca,Ce,U,Th)(Nb,Ti,Ta)2O6

219
4.DG.05 Fersmite

(Ca,Y)(Nb,Ta,Ti)2(O,OH)6

129
4.DG.05 Kobeite-(Y)

(Y,Zr)2(Ti,Fe3+)2(O,OH)7

25
4.DG.05 Polycrase-(Y)

(Y,U)(Ti,Nb)2O6

155
4.DG.05 Tanteuxenite-(Y)

(Y,Ce,Ca)(Ta,Nb,Ti)2(O,OH)6

31
4.DG.05 Uranopolycrase

(U4+,Y)(Ti,Nb)2O6

52
4.DG.05 Yttrocrasite-(Y)

(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6

32
4.DG.10 Clinofergusonite

CeNbO4

1
4.DG.10 Yttrotantalite-(Y)

(Y,Ca,U4+,Fe2+)2(Ta,Nb)2O8

42
4.DG.15 Foordite

(Sn,Pb)(Nb,Ta)2O6

5
4.DG.15 Thoreaulite

(Sn2+,Pb)(Ta,Nb)2O6

26
4.DG.20 Raspite

Pb(WO4)

181
4.DH.05 Brannerite

(U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6

77
4.DH.05 Orthobrannerite

U4+U6+Ti4O12(OH)2

7
4.DH.05 Thorutite

(Th,U,Ca)Ti2(O,OH)6

4
4.DH.10 Kassite

CaTi2O4(OH)2

41
4.DH.10 Lucasite-(Ce)

CeTi2(O,OH)6

33
4.DH.15 Betafite (of Hogarth 1977)

(Ca,U)2(Ti,Nb)2O6(OH)

10
4.DH.15 Bismutopyrochlore (of Chukanov et al.)

(Bi,U,Ca,Pb)1+x(Nb,Ta)2O6(OH)·nH2O

Pyrochlore Group 2
4.DH.15 Cesstibtantite

(Cs,Na)SbTa4O12

Microlite Group 3

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