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:
Hilltop Mine, Gold Butte District, Clark Co., Nevada, USA

Oldest recorded age at locality: 1381
Youngest recorded age at locality: 1357

mindat Locality ID: 61432
mindat URL: http://www.mindat.org/loc-61432.html

Tectonic Settings:

Total number of sublocalities beneath "Hilltop Mine, Gold Butte District, Clark Co., Nevada, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°16'0"N
Longitude: 114°12'2"W
Decimal Degree (lat, lon): 36.266666666667,-114.20055555556

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.

Clay	Clinozoisite	Columbite	Epidote	Feldspar	Fluorite	Mica	None	Quartz	Spinel

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 Ca F Fe H K Nb O Si Y

Elements from minerals reported directly at this locality: Al Ca F Fe H K Nb O Si Y

Structural Groups for minerals in this locality:
Clay Clinozoisite Columbite Epidote Feldspar Fluorite Mica None Quartz Spinel

8 IMA Minerals at location:

Clinozoisite ()*	Epidote ()*	Fluorite ()*	Magnetite ()*	Microcline ()*
Muscovite ()*	Quartz ()*	Samarskite-(Y) ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1381	1357	1025
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1381	1357	8173
Fluorite ()*	Fluorite	CaF₂	1381	1357	9617
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1381	1357	14899
Microcline ()*	Feldspar	K(AlSi₃O₈)	1381	1357	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1381	1357	17380
Quartz ()*	Quartz	SiO₂	1381	1357	61156
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	1381	1357	353

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
	Bradley_2012_045	1381	1357	1369±12	Ar/Ar			muscovite			Yes	Muscovite			36553	Gold Butte District, Clark Co., Nevada, USA	[Gold Butte]	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...