Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Kolar Gold Fields, Kolar District, Karnataka, India

mindat Locality ID: 46182
mindat URL: http://www.mindat.org/loc-46182.html

Tectonic Settings:

Total number of sublocalities beneath "Kolar Gold Fields, Kolar District, Karnataka, India": 13
Total number of bottom-level sublocalities: 9

Number of Child Localities: 4
Child Localities:
Central Schist Belt
North Schist Belt
Sakarsanahalli
South Schist Belt

Latitude: 12°57'14"N
Longitude: 78°15'0"E
Decimal Degree (lat, lon): 12.953888888889,78.25

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Amphibole	Arsenic	Arsenopyrite	Beryl	Calcite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum
Cubanite	Epidote	Feldspar	Garnet	Löllingite	Marcasite	Melonite	Mica	Nickeline	None
Not in a structural group	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Scheelite	Sphalerite	Spinel	Talc
Tetradymite	Tetrahedrite	Titanite	Ullmannite	Wurtzite

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au Bi C Ca Cd Cl Cu Fe H K Mg Mn Na Ni O Pb S Sb Si Te Ti W Zn

Elements from minerals reported directly at this locality: Bi Fe Ni S Sb Te

Structural Groups for minerals in this locality:
Amphibole Arsenic Arsenopyrite Beryl Calcite Chalcopyrite Clay Clinozoisite Copper Corundum
Cubanite Epidote Feldspar Garnet Löllingite Marcasite Melonite Mica Nickeline None
Not in a structural group Pyrite Pyroxene Quartz Rocksalt Rutile Scheelite Sphalerite Spinel Talc
Tetradymite Tetrahedrite Titanite Ullmannite Wurtzite

58 IMA Minerals at location:

Actinolite ()*	Albite ()*	Altaite ()*	Anorthite ()*	Anthophyllite ()*
Arsenopyrite ()*	Bismuth ()*	Breithauptite ()*	Calaverite ()*	Calcite ()*
Chalcopyrite ()*	Clino-suenoite ()*	Clinozoisite ()*	Cordierite ()*	Cotunnite ()*
Cubanite ()*	Cummingtonite ()*	Diopside ()*	Dolomite ()*	Epidote ()*
Galena ()*	Gold ()*	Graphite ()*	Grossular ()*	Grunerite ()*
Gudmundite ()*	Hawleyite ()*	Hedleyite ()*	Hematite ()*	Hessite ()*
Ilmenite ()*	Kolarite ()*	Kutnohorite ()*	Löllingite ()*	Mackinawite ()*
Magnesio-hornblende ()*	Magnetite ()*	Marcasite ()*	Muscovite ()*	Orthoclase ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Radhakrishnaite ()*	Rutile ()*
Scheelite ()*	Siderite ()*	Sillimanite ()*	Spessartine ()*	Sphalerite ()*
Talc ()*	Tetrahedrite-(Zn) ()*	Titanite ()*	Tschermakite ()*	Tsumoite ()*
Ullmannite ()*	Volynskite ()*	Zoisite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	2	66337,66340	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	66337	8803
Altaite ()*	Rocksalt	PbTe	2	66329,66333	489
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1	66337	1036
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	1	66337	718
Arsenopyrite ()*	Arsenopyrite	FeAsS	5	66329,66331,66333,66334,66340	9052
Bismuth ()*	Arsenic	Bi	0		1966
Breithauptite ()*	Nickeline	NiSb	0		175
Calaverite ()*	Melonite	AuTe₂	1	66333	361
Calcite ()*	Calcite	Ca(CO₃)	6	66329,66331,66333,66334,66337,66340	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	5	66329,66331,66333,66334,66339	27198
Clino-suenoite ()*	Amphibole	Mn²⁺₂Mg₅Si₈O₂₂(OH)₂	2	66337	57
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	66337	1025
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	1	66337	1008
Cotunnite ()*	None	PbCl₂	1	66329	54
Cubanite ()*	Cubanite Wurtzite	CuFe₂S₃	1	66333	802
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	2	66337,66340	327
Diopside ()*	Pyroxene	CaMgSi₂O₆	3	66329,66333,66337	4135
Dolomite ()*	None	CaMg(CO₃)₂	1	66337	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	66329,66337	8173
Galena ()*	Rocksalt	PbS	3	66329,66333,66339	24243
Gold ()*	Copper	Au	4	66329,66333,66339,66340	30554
Graphite ()*	None	C	3	66330,66333,66334	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1	66337	1544
Grunerite ()*	Amphibole	Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂	1	66340	223
Gudmundite ()*	Arsenopyrite	FeSbS	0		170
Hawleyite ()*	Sphalerite	CdS	1	66329	62
Hedleyite ()*	Tetradymite	Bi₇Te₃	0		104
Hematite ()*	Corundum	Fe₂O₃	1	66337	14640
Hessite ()*	None	Ag₂Te	1	66329	804
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	4	66331,66333,66334,66337	5433
Kolarite ()*	None	PbTeCl₂	1	66329	3
Kutnohorite ()*	None	CaMn²⁺(CO₃)₂	1	66337	234
Löllingite ()*	Löllingite	FeAs₂	3	66331,66333,66340	762
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	1	66333	451
Magnesio-hornblende ()*	Amphibole	Ca₂(Mg₄Al)(Si₇Al)O₂₂(OH)₂	1	66337	238
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	7	66330,66331,66333,66334,66337,66339,66340	14899
Marcasite ()*	Marcasite	FeS₂	1	66333	5674
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	66337	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	66337	2349
Pyrite ()*	Pyrite	FeS₂	3	66329,66333,66339	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	7	66329,66330,66331,66333,66334,66339,66340	9056
Quartz ()*	Quartz	SiO₂	8	66329,66330,66331,66333,66334,66337,66339,66340	61156
Radhakrishnaite ()*	None	PbTe₃(Cl,S)₂	1	66329	2
Rutile ()*	Rutile	TiO₂	1	66334	5614
Scheelite ()*	Scheelite	Ca(WO₄)	2	66329,66339	4894
Siderite ()*	Calcite	Fe(CO₃)	1	66340	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1	66337	1516
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	1	66337	1214
Sphalerite ()*	Sphalerite	ZnS	6	66329,66330,66331,66333,66334,66339	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	66337	3337
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	66329	5317
Titanite ()*	Titanite	CaTi(SiO₄)O	1	66337	4899
Tschermakite ()*	Amphibole	Ca₂(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂	1	66337	73
Tsumoite ()*	Tetradymite	BiTe	0		100
Ullmannite ()*	Ullmannite	NiSbS	1	66329	293
Volynskite ()*	None	AgBiTe₂	1	66329	64
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	66337	1025

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...