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:
North 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: 133853
mindat URL: http://www.mindat.org/loc-133853.html

Tectonic Settings:

Total number of sublocalities beneath "North Amethyst Vein, Creede District, Mineral Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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	Baryte	Bournonite	Calcite	Chalcopyrite	Clay	Copper	Corundum	Covellite	Fluorite
Gypsum	Jalpaite	Marcasite	Mica	None	Polybasite	Pyrite	Quartz	Rhodonite	Rocksalt
Serpentine	Sphalerite	Spinel	Tetrahedrite	Uytenbogaardtite

Acanthite ()*	Baryte ()*	Bournonite ()*	Calcite ()*	Caryopilite ()*
Chalcocite ()*	Chalcopyrite ()*	Covellite ()*	Fluorite ()*	Galena ()*
Gold ()*	Gypsum ()*	Hematite ()*	Inesite ()*	Jalpaite ()*
Kutnohorite ()*	Magnetite ()*	Marcasite ()*	Mckinstryite ()*	Muscovite ()*
Polybasite ()*	Pyrargyrite ()*	Pyrite ()*	Pyroxmangite ()*	Quartz ()*
Rhodochrosite ()*	Rhodonite ()*	Siderite ()*	Silver ()*	Sphalerite ()*
Stephanite ()*	Tetrahedrite-(Zn) ()*	Uytenbogaardtite ()*

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 Au Ba C Ca Cu F Fe H K Mn O Pb S Sb Si Zn

Elements from minerals reported directly at this locality: Ag Al As Au Ba C Ca Cu F Fe H K Mn O Pb S Sb Si Zn

Structural Groups for minerals in this locality:
Acanthite Baryte Bournonite Calcite Chalcopyrite Clay Copper Corundum Covellite Fluorite
Gypsum Jalpaite Marcasite Mica None Polybasite Pyrite Quartz Rhodonite Rocksalt
Serpentine Sphalerite Spinel Tetrahedrite Uytenbogaardtite

33 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	24.9	24.3	2793
Baryte ()*	Baryte	Ba(SO₄)	24.9	24.3	11547
Bournonite ()*	Bournonite	CuPbSbS₃	24.9	24.3	1089
Calcite ()*	Calcite	Ca(CO₃)	24.9	24.3	27770
Caryopilite ()*	Clay Serpentine	Mn²⁺₃Si₂O₅(OH)₄	24.9	24.3	83
Chalcocite ()*	None	Cu₂S	24.9	24.3	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	24.9	24.3	27198
Covellite ()*	Covellite	CuS	24.9	24.3	4165
Fluorite ()*	Fluorite	CaF₂	24.9	24.3	9617
Galena ()*	Rocksalt	PbS	24.9	24.3	24243
Gold ()*	Copper	Au	24.9	24.3	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	24.9	24.3	6890
Hematite ()*	Corundum	Fe₂O₃	24.9	24.3	14640
Inesite ()*	None	Ca₂Mn²⁺₇Si₁₀O₂₈(OH)₂·5H₂O	24.9	24.3	50
Jalpaite ()*	Jalpaite	Ag₃CuS₂	24.9	24.3	116
Kutnohorite ()*	None	CaMn²⁺(CO₃)₂	24.9	24.3	234
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	24.9	24.3	14899
Marcasite ()*	Marcasite	FeS₂	24.9	24.3	5674
Mckinstryite ()*	None	Ag₅Cu₃S₄	24.9	24.3	51
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	24.9	24.3	17380
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	24.9	24.3	716
Pyrargyrite ()*	None	Ag₃SbS₃	24.9	24.3	1425
Pyrite ()*	Pyrite	FeS₂	24.9	24.3	39462
Pyroxmangite ()*	None	Mn²⁺SiO₃	24.9	24.3	147
Quartz ()*	Quartz	SiO₂	24.9	24.3	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	24.9	24.3	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	24.9	24.3	969
Siderite ()*	Calcite	Fe(CO₃)	24.9	24.3	6417
Silver ()*	Copper	Ag	24.9	24.3	5186
Sphalerite ()*	Sphalerite	ZnS	24.9	24.3	21482
Stephanite ()*	None	Ag₅SbS₄	24.9	24.3	586
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	24.9	24.3	5317
Uytenbogaardtite ()*	Uytenbogaardtite	Ag₃AuS₂	24.9	24.3	46

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

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...