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:
Guanajuato, Mexico

Oldest recorded age at locality: 30.7
Youngest recorded age at locality: 27.4

mindat Locality ID: 22317
mindat URL: http://www.mindat.org/loc-22317.html

Tectonic Settings:

Total number of sublocalities beneath "Guanajuato, Mexico": 138
Total number of bottom-level sublocalities: 95

Number of Child Localities: 12
Child Localities:
Cuerámaro Municipality
Dolores Hidalgo Municipality
Guanajuato Municipality
Mun. De San Luis De La Paz
Pénjamo Municipality
San Diego De La Unión Municipality
San Felipe Municipality
San Luis De La Paz Municipality
San Miguel De Allende Municipality
Santa Catarina Municipality
Tierra Blanca Municipality
Xichú Municipality

Latitude: 21°10'18"N
Longitude: 100°34'42"W
Decimal Degree (lat, lon): 21.171666666667,-100.57833333333

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.

Acanthite	Allophane	Amorphous	Amphibole	Apatite	Apophyllite	Aragonite	Argyrodite	Arsenic	Baryte
Bismutite	Calcite	Chalcanthite	Chalcopyrite	Clay	Copper	Corundum	Covellite	Cristobalite	Descloizite
Diaspore	Epsomite	Feldspar	Fluorite	Gadolinite	Jalpaite	Kobellite	Lillianite	Malachite	Marcasite
Melanterite	Milarite	Molybdenite	Nickeline	None	Not in a structural group	Polybasite	Pseudobrookite	Pyrite	Quartz
Raspite	Rocksalt	Rutile	Scheelite	Smectite-vermiculite	Sphalerite	Stibnite	Sulphur	Talc	Tapiolite
Tetradymite	Tetrahedrite	Topaz	Tridymite	Wurtzite	Zircon

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 B Ba Be Bi Br C Ca Cl Cu F Fe Ge H Hg I K Mg Mn Mo Na O P Pb S Sb Se Si Sn Ti V W Zn Zr

Elements from minerals reported directly at this locality: Ca F H K O Si

Structural Groups for minerals in this locality:
Acanthite Allophane Amorphous Amphibole Apatite Apophyllite Aragonite Argyrodite Arsenic Baryte
Bismutite Calcite Chalcanthite Chalcopyrite Clay Copper Corundum Covellite Cristobalite Descloizite
Diaspore Epsomite Feldspar Fluorite Gadolinite Jalpaite Kobellite Lillianite Malachite Marcasite
Melanterite Milarite Molybdenite Nickeline None Not in a structural group Polybasite Pseudobrookite Pyrite Quartz
Raspite Rocksalt Rutile Scheelite Smectite-vermiculite Sphalerite Stibnite Sulphur Talc Tapiolite
Tetradymite Tetrahedrite Topaz Tridymite Wurtzite Zircon

83 IMA Minerals at location:

Acanthite ()*	Aguilarite ()*	Albite ()*	Ankerite ()*	Aragonite ()*
Argyrodite ()*	Azurite ()*	Baryte ()*	Bismuth ()*	Bismuthinite ()*
Bismutite ()*	Bornite ()*	Bromargyrite ()*	Calcite ()*	Cassiterite ()*
Cerussite ()*	Chalcanthite ()*	Chalcocite ()*	Chalcopyrite ()*	Chlorargyrite ()*
Chrysocolla ()*	Cinnabar ()*	Copper ()*	Covellite ()*	Cristobalite ()*
Datolite ()*	Descloizite ()*	Dolomite ()*	Fischesserite ()*	Fluorapatite ()*
Fluorapophyllite-(K) ()*	Fluorite ()*	Galena ()*	Galenobismutite ()*	Goethite ()*
Gold ()*	Goslarite ()*	Guanajuatite ()*	Hematite ()*	Hydroxyapophyllite-(K) ()*
Iodargyrite ()*	Jalpaite ()*	Laumontite ()*	Litharge ()*	Malachite ()*
Marcasite ()*	Massicot ()*	Melanterite ()*	Mercury ()*	Milarite ()*
Molybdenite ()*	Montmorillonite ()*	Naumannite ()*	Opal ()*	Ordoñezite ()*
Orthoclase ()*	Paraguanajuatite ()*	Pearceite ()*	Polybasite ()*	Proustite ()*
Pseudobrookite ()*	Pyrargyrite ()*	Pyrite ()*	Pyrolusite ()*	Pyrrhotite ()*
Quartz ()*	Raspite ()*	Rhodochrosite ()*	Sanidine ()*	Scheelite ()*
Selenopolybasite ()*	Andorite VI ()*	Silver ()*	Sinnerite ()*	Sphalerite ()*
Stephanite ()*	Sulphur ()*	Talc ()*	Tetrahedrite-(Zn) ()*	Topaz ()*
Tremolite ()*	Tridymite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	30.7	27.4	14	82741,82747,82751,82754,82761,82769,82770,82773,82775,82783,82789,82819,82832,82839	2793
Aguilarite ()*	Acanthite	Ag₄SeS	30.7	27.4	7	82751,82754,82758,82783,82789,82792,82794	87
Albite ()*	Feldspar	Na(AlSi₃O₈)	30.7	27.4	1	82770	8803
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	30.7	27.4	1	82761	3092
Aragonite ()*	Aragonite	Ca(CO₃)	30.7	27.4	1	82741	3250
Argyrodite ()*	Argyrodite	Ag₈GeS₆	30.7	27.4	1	82761	62
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	30.7	27.4	6	82761,82775,82782,82839,82842,82850	5509
Baryte ()*	Baryte	Ba(SO₄)	30.7	27.4	1	82754	11547
Bismuth ()*	Arsenic	Bi			2	82799,82802	1966
Bismuthinite ()*	Stibnite	Bi₂S₃	30.7	27.4	3	82741,82799,82802	1935
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)			1	82802	716
Bornite ()*	None	Cu₅FeS₄			4	82738,82739,82740,82839	5516
Bromargyrite ()*	Rocksalt	AgBr			1	82807	227
Calcite ()*	Calcite	Ca(CO₃)	30.7	27.4	25	82741,82743,82747,82750,82751,82754,82759,82761,82762,82770,82773,82780,82783,82789,82799,82808,82809,82813,82822,82823,82846,82847,82850,82851,82852	27770
Cassiterite ()*	Rutile	SnO₂			3	82848,82856,82859	5171
Cerussite ()*	Aragonite	Pb(CO₃)			3	82837,82839,82850	4979
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O			1	82850	925
Chalcocite ()*	None	Cu₂S			2	82839,82850	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	30.7	27.4	14	82751,82758,82761,82770,82775,82779,82783,82799,82832,82839,82842,82850,82851,82852	27198
Chlorargyrite ()*	Rocksalt	AgCl	30.7	27.4	2	82747,82756	1382
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O			1	82839	3531
Cinnabar ()*	None	HgS	30.7	27.4	16	82743,82750,82776,82779,82807,82813,82822,82823,82835,82839,82841,82846,82847,82863,82865,82867	2600
Copper ()*	Copper	Cu			1	82839	3846
Covellite ()*	Covellite	CuS			1	82839	4165
Cristobalite ()*	Cristobalite	SiO₂			1	82856	453
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	30.7	27.4	2	82745,82783	498
Descloizite ()*	Descloizite	PbZn(VO₄)(OH)			1	82839	378
Dolomite ()*	None	CaMg(CO₃)₂	30.7	27.4	8	82741,82747,82756,82761,82773,82799,82828,82842	9895
Fischesserite ()*	None	Ag₃AuSe₂	30.7	27.4	1	82751	24
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F			1	82856	2740
Fluorapophyllite-(K) ()*	Apophyllite	KCa₄Si₈O₂₀F·8H₂O	30.7	27.4	0		303
Fluorite ()*	Fluorite	CaF₂	30.7	27.4	3	82757,82789,82856	9617
Galena ()*	Rocksalt	PbS			2	82789,82850	24243
Galenobismutite ()*	Kobellite	PbBi₂S₄			1	82799	192
Goethite ()*	Diaspore	FeO(OH)			6	82807,82833,82839,82842,82850,82866	7437
Gold ()*	Copper	Au	30.7	27.4	11	82751,82759,82761,82776,82787,82789,82807,82808,82828,82839,82842	30554
Goslarite ()*	Epsomite	Zn(SO₄)·7H₂O			1	82850	188
Guanajuatite ()*	Stibnite	Bi₂Se₃			2	82799,82802	37
Hematite ()*	Corundum	Fe₂O₃			4	82789,82808,82839,82856	14640
Hydroxyapophyllite-(K) ()*	Apophyllite	KCa₄Si₈O₂₀(OH,F)·8H₂O	30.7	27.4	3	82770,82775,82780	85
Iodargyrite ()*	Wurtzite	AgI			2	82809,82831	180
Jalpaite ()*	Jalpaite	Ag₃CuS₂	30.7	27.4	1	82747	116
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	30.7	27.4	1	82770	1271
Litharge ()*	None	PbO			2	82839,82842	139
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	30.7	27.4	7	82761,82834,82835,82839,82842,82850,82866	12537
Marcasite ()*	Marcasite	FeS₂	30.7	27.4	8	82741,82747,82754,82760,82762,82765,82768,82784	5674
Massicot ()*	None	PbO			2	82839,82842	202
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O			2	82804,82850	915
Mercury ()*	None	Hg	30.7	27.4	9	82743,82750,82776,82779,82813,82822,82823,82846,82847	397
Milarite ()*	Milarite	KCa₂(Be₂AlSi₁₂)O₃₀·H₂O	30.7	27.4	1	82770	156
Molybdenite ()*	Molybdenite	MoS₂	30.7	27.4	4	82741,82757,82766,82799	5800
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O			1	82856	1508
Naumannite ()*	Not in a structural group	Ag₂Se	30.7	27.4	5	82746,82751,82761,82782,82789	192
Opal ()*	Amorphous	SiO₂·nH₂O			3	82732,82816,82856	2994
Ordoñezite ()*	Tapiolite	ZnSb⁵⁺₂O₆			1	82856	7
Orthoclase ()*	Feldspar	K(AlSi₃O₈)			2	82773,82856	2349
Paraguanajuatite ()*	Tetradymite	Bi₂Se₃			2	82799,82802	9
Pearceite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(As,Sb)₂S₇]	30.7	27.4	3	82748,82761,82783	249
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	30.7	27.4	15	82741,82742,82751,82754,82757,82759,82761,82770,82773,82775,82779,82788,82789,82824,82830	716
Proustite ()*	None	Ag₃AsS₃	30.7	27.4	12	82741,82751,82752,82756,82767,82770,82775,82777,82781,82783,82784,82788	733
Pseudobrookite ()*	Pseudobrookite	(Fe³⁺₂Ti)O₅			1	82825	164
Pyrargyrite ()*	None	Ag₃SbS₃	30.7	27.4	17	82741,82744,82752,82754,82755,82757,82761,82770,82773,82774,82775,82776,82779,82786,82788,82789,82824	1425
Pyrite ()*	Pyrite	FeS₂	30.7	27.4	11	82735,82741,82751,82754,82799,82802,82824,82832,82836,82839,82850	39462
Pyrolusite ()*	Rutile	MnO₂			2	82829,82840	3106
Pyrrhotite ()*	Nickeline	Fe₇S₈			1	82735	9056
Quartz ()*	Quartz	SiO₂	30.7	27.4	19	82741,82747,82748,82751,82754,82759,82761,82762,82767,82770,82771,82773,82775,82780,82783,82785,82789,82796,82856	61156
Raspite ()*	Raspite	Pb(WO₄)	30.7	27.4	1	82749	26
Rhodochrosite ()*	Calcite	Mn(CO₃)	30.7	27.4	4	82762,82770,82779,82785	1711
Sanidine ()*	Feldspar	K(AlSi₃O₈)			1	82856	598
Scheelite ()*	Scheelite	Ca(WO₄)			1	82802	4894
Selenopolybasite ()*	None	Cu(Ag,Cu)₆Ag₉Sb₂(S,Se)₉Se₂	30.7	27.4	1	82770	6
Andorite VI ()*	Lillianite	AgPbSb₃S₆	30.7	27.4	1	82741	8
Silver ()*	Copper	Ag	30.7	27.4	14	82741,82747,82748,82757,82770,82773,82789,82807,82819,82828,82835,82838,82839,82842	5186
Sinnerite ()*	None	Cu₆As₄S₉	30.7	27.4	1	82741	6
Sphalerite ()*	Sphalerite	ZnS	30.7	27.4	6	82751,82753,82756,82770,82779,82832	21482
Stephanite ()*	None	Ag₅SbS₄	30.7	27.4	8	82747,82757,82761,82770,82773,82783,82789,82824	586
Sulphur ()*	Sulphur	S			1	82864	2045
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂			2	82775,82779	3337
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	30.7	27.4	3	82752,82761,82790	5317
Topaz ()*	Topaz	Al₂SiO₄F₂			1	82856	1476
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	30.7	27.4	3	82757,82763,82764	2562
Tridymite ()*	Tridymite	SiO₂			1	82856	458
Zircon ()*	Zircon	Zr(SiO₄)			1	82856	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
EG98_1029_tbl_1_014	epithermal

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	EG98_1029_tbl_1_014	30.7	27.4	27.4–30.7	K-Ar										2322	Guanajuato, Guanajuato Municipality, Guanajuato, Mexico	Guanajuato	Camprubi et al. (2003)	10.2113/gsecongeo.98.5.1029	EG98_1029

Sample	Source Locality	Reference URL
R140004	Guanajuato, Mexico	https://rruff.info/R140004
R070373	Guanajuato, Mexico	https://rruff.info/R070373

All locality data graciously provided by mindat.org

All age data...