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:
Everly Mine (Riverton Lode), Harney City, Pennington Co., South Dakota, USA

mindat Locality ID: 4117
mindat URL: http://www.mindat.org/loc-4117.html

Tectonic Settings:

Total number of sublocalities beneath "Everly Mine (Riverton Lode), Harney City, Pennington Co., South Dakota, 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.

Alunite	Arsenopyrite	Autunite	Clay	Feldspar	Mica	None	Quartz

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: Al As Ca F Fe H K Li Mn Na O P S Si U

Elements from minerals reported directly at this locality: Al As Ca F Fe H K Li Mn Na O P S Si U

Structural Groups for minerals in this locality:
Alunite Arsenopyrite Autunite Clay Feldspar Mica None Quartz

8 IMA Minerals at location:

Albite ()*	Arsenopyrite ()*	Autunite ()*	Crandallite ()*	Griphite ()*
Microcline ()*	Muscovite ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Arsenopyrite ()*	Arsenopyrite	FeAsS	9052
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1272
Crandallite ()*	Alunite	CaAl₃(PO₄)(PO₃OH)(OH)₆	310
Griphite ()*	None	Ca(Mn²⁺,Na,Li)₆Fe²⁺Al₂(PO₄)₆(F,OH)₂	8
Microcline ()*	Feldspar	K(AlSi₃O₈)	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Quartz ()*	Quartz	SiO₂	61156

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...