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:
Moapa District, Clark Co., Nevada, USA

Oldest recorded age at locality: 20.8
Youngest recorded age at locality: 19.2

mindat Locality ID: 19982
mindat URL: http://www.mindat.org/loc-19982.html

Tectonic Settings:

Total number of sublocalities beneath "Moapa District, Clark Co., Nevada, USA": 13
Total number of bottom-level sublocalities: 13

Number of Child Localities: 13
Child Localities:
Anderson Property
Broken Ridge Property (Carnotite No. 1 Claim; Perkins Brothers Claim)
Carnotite No. 1 Claim
Golden Glow & Carnotite Lode (Overton Property; Perkin Bros. Claims)
Last Chance Claim
Moapa #1 Mine
Overton Mine (Overton Deposit)
R.A.H. Group
Unnamed Placers
Unnamed Property
White Star Mine
White Star No. 2 Mine
Willow Tank Deposit

Latitude: 36°31'51"N
Longitude: 114°38'13"W
Decimal Degree (lat, lon): 36.530833333333,-114.63694444444

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	Calcite	Clay	Copper	Gypsum	None	Not in a structural group	Quartz	Smectite-vermiculite

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 Au C Ca Fe H K Mg Na O S Si U V

Elements from minerals reported directly at this locality: Fe H K O S

Structural Groups for minerals in this locality:
Alunite Calcite Clay Copper Gypsum None Not in a structural group Quartz Smectite-vermiculite

9 IMA Minerals at location:

Anhydrite ()*	Carnotite ()*	Dolomite ()*	Gold ()*	Gypsum ()*
Jarosite ()*	Magnesite ()*	Montmorillonite ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	20.8	19.2	1	235198	1588
Carnotite ()*	None	K₂(UO₂)₂(VO₄)₂·3H₂O	20.8	19.2	1	235191	1184
Dolomite ()*	None	CaMg(CO₃)₂	20.8	19.2	1	235195	9895
Gold ()*	Copper	Au	20.8	19.2	1	235197	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	20.8	19.2	4	235189,235198,235199,235200	6890
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	20.8	19.2	0		2228
Magnesite ()*	Calcite	Mg(CO₃)	20.8	19.2	1	235195	1487
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	20.8	19.2	1	235201	1508
Quartz ()*	Quartz	SiO₂	20.8	19.2	1	235195	61156

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
	Giersdorf_00000415	20.8	19.2	20±0.8	K-Ar				UAKA-64-21						19982	Moapa District, Clark Co., Nevada, USA	Moapa Quad.	Shafiqullah et al. (1980)		AGSD12_201

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...