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.

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.

Chlorite	Clay	Columbite	Copper	Corundum	Gypsum	Nickeline	None	Pyrite	Quartz
Scheelite

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 Ca Ce Cu Fe H Mg Nb O S Si Ta Th Ti U W Y

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Chlorite Clay Columbite Copper Corundum Gypsum Nickeline None Pyrite Quartz
Scheelite

11 IMA Minerals at location:

Clinochlore ()*	Copper ()*	Euxenite-(Y) ()*	Gold ()*	Gypsum ()*
Hematite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Scheelite ()*
Silver ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	293697	1756
Copper ()*	Copper	Cu	1	293693	3846
Euxenite-(Y) ()*	Columbite	Y(NbTi)O₆	1	293701	414
Gold ()*	Copper	Au	5	293693,293694,293698,293699,293700	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	293702	6890
Hematite ()*	Corundum	Fe₂O₃	2	293704,293705	14640
Pyrite ()*	Pyrite	FeS₂	1	293693	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	293706	9056
Quartz ()*	Quartz	SiO₂	5	293693,293694,293700,293704,293705	61156
Scheelite ()*	Scheelite	Ca(WO₄)	1	293699	4894
Silver ()*	Copper	Ag	1	293693	5186

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
USGS-Rb-Sr-00694	2848.89	2728.89	2788.89±60	Rb-Sr	age of metamorphic crystallization	whole rock		174146	Unknown Dolomite Occurrence (MRDS - 10279022), Sheridan Co., Wyoming, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-00695	2858.62	2650.62	2754.62±104	Rb-Sr	age of metamorphic crystallization	whole rock		174146	Unknown Dolomite Occurrence (MRDS - 10279022), Sheridan Co., Wyoming, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-00553	2188.58	2118.58	2153.58±35	Rb-Sr	age of intrusion	plagioclase		174324	Unknown Iron Occurrence (MRDS - 10205971), Sheridan Co., Wyoming, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-00554	2188.58	2118.58	2153.58±35	Rb-Sr	age of intrusion	augite	Augite	174324	Unknown Iron Occurrence (MRDS - 10205971), Sheridan Co., Wyoming, USA	USGS-Rb-Sr	USGS-Rb-Sr

All locality data graciously provided by mindat.org

All age data...