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:
Amethyst Vein, Creede District, Mineral Co., Colorado, USA

Oldest recorded age at locality: 24.9
Youngest recorded age at locality: 24.3

mindat Locality ID: 144449
mindat URL: http://www.mindat.org/loc-144449.html

Tectonic Settings:

Total number of sublocalities beneath "Amethyst Vein, Creede District, Mineral Co., Colorado, USA": 11
Total number of bottom-level sublocalities: 10

Number of Child Localities: 7
Child Localities:
Amethyst Mine
Bachelor Mine
Commodore Mine
Happy Thought Mine
Last Chance Mine (Del Monte Mine; New York Nine)
Nelson Tunnel
Park Regent Mine

Latitude: 37°52'56"N
Longitude: 106°56'9"W
Decimal Degree (lat, lon): 37.882222222222,-106.93583333333

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	Alunite	Apatite	Aragonite	Baryte	Brochantite	Calcite	Chalcopyrite	Chlorite	Clay
Copper	Corundum	Covellite	Devilline	Epsomite	Fluorite	Ktenasite	Marcasite	Melanterite	Mica
None	Not in a structural group	Pyrite	Quartz	Rocksalt	Rutile	Sphalerite	Stibnite	Tetrahedrite	Wurtzite

Acanthite ()*	Alabandite ()*	Anglesite ()*	Baryte ()*	Bornite ()*
Brochantite ()*	Calcite ()*	Cerussite ()*	Chalcocite ()*	Chalcopyrite ()*
Chamosite ()*	Chlorargyrite ()*	Covellite ()*	Fluorite ()*	Galena ()*
Gold ()*	Goslarite ()*	Greenockite ()*	Hematite ()*	Hemimorphite ()*
Jarosite ()*	Ktenasite ()*	Langite ()*	Manganite ()*	Marcasite ()*
Melanterite ()*	Muscovite ()*	Plumbojarosite ()*	Pyrite ()*	Pyrolusite ()*
Pyromorphite ()*	Quartz ()*	Rhodochrosite ()*	Serpierite ()*	Silver ()*
Smithsonite ()*	Sphalerite ()*	Stibnite ()*	Tennantite-(Fe) ()*	Tetrahedrite-(Zn) ()*

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 Ba C Ca Cd Cl Cu F Fe H K Mg Mn O P Pb S Sb Si Zn

Elements from minerals reported directly at this locality: H Mn O Si Zn

Structural Groups for minerals in this locality:
Acanthite Alunite Apatite Aragonite Baryte Brochantite Calcite Chalcopyrite Chlorite Clay
Copper Corundum Covellite Devilline Epsomite Fluorite Ktenasite Marcasite Melanterite Mica
None Not in a structural group Pyrite Quartz Rocksalt Rutile Sphalerite Stibnite Tetrahedrite Wurtzite

40 IMA Minerals at location:

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	24.9	24.3	4	192608,192609,192611,192614	2793
Alabandite ()*	Rocksalt	MnS	24.9	24.3	1	192609	312
Anglesite ()*	Baryte	Pb(SO₄)	24.9	24.3	5	192607,192609,192613,192614,192616	2734
Baryte ()*	Baryte	Ba(SO₄)	24.9	24.3	7	192607,192608,192609,192611,192613,192614,192616	11547
Bornite ()*	None	Cu₅FeS₄	24.9	24.3	1	192609	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	24.9	24.3	1	192609	1633
Calcite ()*	Calcite	Ca(CO₃)	24.9	24.3	1	192609	27770
Cerussite ()*	Aragonite	Pb(CO₃)	24.9	24.3	1	192607	4979
Chalcocite ()*	None	Cu₂S	24.9	24.3	4	192607,192608,192609,192614	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	24.9	24.3	5	192607,192608,192609,192613,192614	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈	24.9	24.3	1	192607	577
Chlorargyrite ()*	Rocksalt	AgCl	24.9	24.3	3	192607,192609,192614	1382
Covellite ()*	Covellite	CuS	24.9	24.3	2	192608,192609	4165
Fluorite ()*	Fluorite	CaF₂	24.9	24.3	1	192607	9617
Galena ()*	Rocksalt	PbS	24.9	24.3	8	192607,192608,192609,192610,192611,192613,192614,192616	24243
Gold ()*	Copper	Au	24.9	24.3	2	192607,192613	30554
Goslarite ()*	Epsomite	Zn(SO₄)·7H₂O	24.9	24.3	2	192607,192609	188
Greenockite ()*	Wurtzite	CdS	24.9	24.3	2	192607,192614	717
Hematite ()*	Corundum	Fe₂O₃	24.9	24.3	5	192608,192609,192611,192613,192616	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	24.9	24.3	0		1689
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	24.9	24.3	1	192607	2228
Ktenasite ()*	Ktenasite Devilline	ZnCu₄(SO₄)₂(OH)₆·6H₂O	24.9	24.3	1	192609	75
Langite ()*	None	Cu₄(SO₄)(OH)₆·2H₂O	24.9	24.3	1	192609	593
Manganite ()*	Rutile	Mn³⁺O(OH)	24.9	24.3	0		770
Marcasite ()*	Marcasite	FeS₂	24.9	24.3	2	192610,192611	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	24.9	24.3	1	192611	915
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	24.9	24.3	1	192611	17380
Plumbojarosite ()*	Alunite	Pb_0.5Fe³⁺₃(SO₄)₂(OH)₆	24.9	24.3	1	192607	477
Pyrite ()*	Pyrite	FeS₂	24.9	24.3	7	192607,192608,192609,192610,192611,192613,192614	39462
Pyrolusite ()*	Rutile	MnO₂	24.9	24.3	2	192609,192610	3106
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	24.9	24.3	1	192609	1725
Quartz ()*	Quartz	SiO₂	24.9	24.3	7	192607,192608,192609,192611,192613,192614,192616	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	24.9	24.3	2	192608,192609	1711
Serpierite ()*	Devilline	Ca(Cu,Zn)₄(SO₄)₂(OH)₆·3H₂O	24.9	24.3	1	192609	292
Silver ()*	Copper	Ag	24.9	24.3	5	192607,192608,192609,192613,192614	5186
Smithsonite ()*	Calcite	Zn(CO₃)	24.9	24.3	1	192608	2473
Sphalerite ()*	Sphalerite	ZnS	24.9	24.3	8	192607,192608,192609,192610,192611,192613,192614,192616	21482
Stibnite ()*	Stibnite	Sb₂S₃	24.9	24.3	2	192609,192611	3418
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	24.9	24.3	2	192607,192614	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	24.9	24.3	7	192607,192608,192609,192610,192611,192612,192614	5317

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
	EG71_1006	24.9	24.3	24.6±0.3	K-Ar		high	sericite			Yes				25833	Creede District, Mineral Co., Colorado, USA	Creede, Colorado	Bethke et al. (1976)	10.2113/gsecongeo.71.6.1006	EG71_1006	P. 1008

All locality data graciously provided by mindat.org

All age data...