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:
May Day Mine, Tintic District, East Tintic Mts, Juab Co., Utah, USA

Oldest recorded age at locality: 32
Youngest recorded age at locality: 32

mindat Locality ID: 38161
mindat URL: http://www.mindat.org/loc-38161.html

Tectonic Settings:

Total number of sublocalities beneath "May Day Mine, Tintic District, East Tintic Mts, Juab Co., Utah, USA": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Lower Tunnel (Uncle Sam)
May Day Mill
May Day Tunnel
Uncle Sam Lower Tunnel
Uncle Sam Upper Tunnel

Latitude: 39°57'4"N
Longitude: 112°6'6"W
Decimal Degree (lat, lon): 39.951111111111,-112.10166666667

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.

Aragonite	Calcite	Copper	None	Quartz	Rocksalt	Sphalerite

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: Au C Cu H O Pb S Si Zn

Elements from minerals reported directly at this locality: Au C Cu H O Pb S Si Zn

Structural Groups for minerals in this locality:
Aragonite Calcite Copper None Quartz Rocksalt Sphalerite

8 IMA Minerals at location:

Aurichalcite ()*	Cerussite ()*	Galena ()*	Gold ()*	Hydrozincite ()*
Quartz ()*	Smithsonite ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆	32	32	919
Cerussite ()*	Aragonite	Pb(CO₃)	32	32	4979
Galena ()*	Rocksalt	PbS	32	32	24243
Gold ()*	Copper	Au	32	32	30554
Hydrozincite ()*	None	Zn₅(CO₃)₂(OH)₆	32	32	1066
Quartz ()*	Quartz	SiO₂	32	32	61156
Smithsonite ()*	Calcite	Zn(CO₃)	32	32	2473
Sphalerite ()*	Sphalerite	ZnS	32	32	21482

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
	sedznpb-00496	32	32	32							Yes				4192	Tintic District, East Tintic Mts, Juab Co., Utah, USA	Tintic–East Tintic	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...