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:
Alvarado Mine, Gold Hill, Gold Hill District (Clifton District), Tooele Co., Utah, USA

Oldest recorded age at locality: 158
Youngest recorded age at locality: 36.1

mindat Locality ID: 29606
mindat URL: http://www.mindat.org/loc-29606.html

Tectonic Settings:

Total number of sublocalities beneath "Alvarado Mine, Gold Hill, Gold Hill District (Clifton District), Tooele Co., Utah, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 40°10'5"N
Longitude: 113°49'"W
Decimal Degree (lat, lon): 40.168055555556,-113.81666666667

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.

Allophane	Alunite	Amorphous	Calcite	Chalcanthite	Chalcopyrite	Copper	Epidote	Feldspar	Garnet
Malachite	None	Pyrite	Pyroxene	Quartz	Rocksalt	Spinel	Vesuvianite	Wollastonite

Albite ()*	Andradite ()*	Bornite ()*	Calcite ()*	Chalcanthite ()*
Chalcocite ()*	Chalcopyrite ()*	Chrysocolla ()*	Diopside ()*	Galena ()*
Gold ()*	Graphite ()*	Grossular ()*	Jarosite ()*	Magnetite ()*
Malachite ()*	Opal ()*	Pyrite ()*	Quartz ()*	Siderite ()*
Siderotil ()*	Spadaite ()*	Tenorite ()*	Vesuvianite ()*	Wollastonite ()*
Zoisite ()*

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 Cu F Fe H K Mg Na O Pb S Si

Elements from minerals reported directly at this locality: Al Au C Ca Cu F Fe H K Mg Na O Pb S Si

Structural Groups for minerals in this locality:
Allophane Alunite Amorphous Calcite Chalcanthite Chalcopyrite Copper Epidote Feldspar Garnet
Malachite None Pyrite Pyroxene Quartz Rocksalt Spinel Vesuvianite Wollastonite

26 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	158	36.1	8803
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	158	36.1	1534
Bornite ()*	None	Cu₅FeS₄	158	36.1	5516
Calcite ()*	Calcite	Ca(CO₃)	158	36.1	27770
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O	158	36.1	925
Chalcocite ()*	None	Cu₂S	158	36.1	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	158	36.1	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	158	36.1	3531
Diopside ()*	Pyroxene	CaMgSi₂O₆	158	36.1	4135
Galena ()*	Rocksalt	PbS	158	36.1	24243
Gold ()*	Copper	Au	158	36.1	30554
Graphite ()*	None	C	158	36.1	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	158	36.1	1544
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	158	36.1	2228
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	158	36.1	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	158	36.1	12537
Opal ()*	Amorphous	SiO₂·nH₂O	158	36.1	2994
Pyrite ()*	Pyrite	FeS₂	158	36.1	39462
Quartz ()*	Quartz	SiO₂	158	36.1	61156
Siderite ()*	Calcite	Fe(CO₃)	158	36.1	6417
Siderotil ()*	Chalcanthite	Fe(SO₄)·5H₂O	158	36.1	84
Spadaite ()*	None	MgSiO₂(OH)₂·H₂O (?)	158	36.1	7
Tenorite ()*	None	CuO	158	36.1	1101
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	158	36.1	1395
Wollastonite ()*	Wollastonite	CaSiO₃	158	36.1	1247
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	158	36.1	1025

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Age from other Locality	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID
Kristen000117	38.7	36.1	37.4±1.3	K-Ar	intrustion age	biotite	70-2	Yes	25835	Gold Hill District (Clifton District), Tooele Co., Utah, USA	Gold Hill District	Stacey and Zartmann (1978)	UG5_1
Kristen000118	41.1	38.3	39.7±1.4	K-Ar	intrustion age	biotite	6	Yes	25835	Gold Hill District (Clifton District), Tooele Co., Utah, USA	Gold Hill District	Stacey and Zartmann (1978)	UG5_1
Kristen000119	156	146	151±5	K-Ar	intrustion age	biotite	15A	Yes	25835	Gold Hill District (Clifton District), Tooele Co., Utah, USA	Gold Hill District	Stacey and Zartmann (1978)	UG5_1
Kristen000120	158	148	153±5	K-Ar	intrustion age	biotite	18	Yes	25835	Gold Hill District (Clifton District), Tooele Co., Utah, USA	Gold Hill District	Stacey and Zartmann (1978)	UG5_1

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...