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:
Silica Hills, Marysvale District (Marysvale Uranium Area), Piute Co., Utah, USA

Oldest recorded age at locality: 23
Youngest recorded age at locality: 15

mindat Locality ID: 38338
mindat URL: http://www.mindat.org/loc-38338.html

Tectonic Settings:

Total number of sublocalities beneath "Silica Hills, Marysvale District (Marysvale Uranium Area), Piute Co., Utah, 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	Amorphous	Clay	Diaspore	Mica	Natrolite	None	Thomsonite

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 Fe H K Mg Na O S Si

Elements from minerals reported directly at this locality: Al Ca Fe H K Mg Na O S Si

Structural Groups for minerals in this locality:
Alunite Amorphous Clay Diaspore Mica Natrolite None Thomsonite

7 IMA Minerals at location:

Alunite ()*	Celadonite ()*	Goethite ()*	Jarosite ()*	Natrolite ()*
Opal ()*	Thomsonite-Ca ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	23	15	966
Celadonite ()*	Mica Clay	KMgFe³⁺Si₄O₁₀(OH)₂	23	15	309
Goethite ()*	Diaspore	FeO(OH)	23	15	7437
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	23	15	2228
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	23	15	1236
Opal ()*	Amorphous	SiO₂·nH₂O	23	15	2994
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	23	15	452

2 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
	Hg-00040	23	15		U-Pb						Yes		Cinnabar, Mercury, Metacinnabar, Tiemannite	Hg	4161	Marysvale District (Marysvale Uranium Area), Piute Co., Utah, USA		Cunningham et al. (1982)	10.2113/gsecongeo.77.2.453	EG77_453
	Mo-00060	23	15		U-Pb						Yes		Jordisite, Molybdenite, Sidwillite, Umohoite, Ilsemannite	Mo	4161	Marysvale District (Marysvale Uranium Area), Piute Co., Utah, USA		Cunningham et al. (1982)	10.2113/gsecongeo.77.2.453	EG77_453

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...