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:
Dragon Mine (Dragon Consolidated Mine; Dragon Iron Mine; International S. & R. Company; Filtrol Halloysite Mine), Silver City, Tintic District, East Tintic Mts, Juab Co., Utah, USA

Oldest recorded age at locality: 32
Youngest recorded age at locality: 32

mindat Locality ID: 27520
mindat URL: http://www.mindat.org/loc-27520.html

Tectonic Settings:

Total number of sublocalities beneath "Dragon Mine (Dragon Consolidated Mine; Dragon Iron Mine; International S. & R. Company; Filtrol Halloysite Mine), Silver City, Tintic District, East Tintic Mts, Juab Co., Utah, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 39°55'2"N
Longitude: 112°6'15"W
Decimal Degree (lat, lon): 39.917222222222,-112.10416666667

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	Baryte	Calcite	Chalcopyrite	Clay	Corundum	Diaspore	Gypsum	Kaolinite
Mica	None	Pyrite	Rocksalt	Smectite-vermiculite

Allophane ()*	Alunite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*
Chrysocolla ()*	Dolomite ()*	Galena ()*	Gibbsite ()*	Goethite ()*
Gypsum ()*	Halloysite-7Å ()*	Hematite ()*	Halloysite-10Å ()*	Jarosite ()*
Kaolinite ()*	Montmorillonite ()*	Muscovite ()*	Nontronite ()*	Pyrite ()*
Siderite ()*

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 Ba C Ca Cu Fe H K Mg Na O Pb S Si

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

Structural Groups for minerals in this locality:
Allophane Alunite Baryte Calcite Chalcopyrite Clay Corundum Diaspore Gypsum Kaolinite
Mica None Pyrite Rocksalt Smectite-vermiculite

21 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Allophane ()*	Allophane	Al₂O₃(SiO₂)_1.3-2.0·2.5-3.0H₂O	32	32	470
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	32	32	966
Baryte ()*	Baryte	Ba(SO₄)	32	32	11547
Calcite ()*	Calcite	Ca(CO₃)	32	32	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	32	32	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	32	32	3531
Dolomite ()*	None	CaMg(CO₃)₂	32	32	9895
Galena ()*	Rocksalt	PbS	32	32	24243
Gibbsite ()*	None	Al(OH)₃	32	32	504
Goethite ()*	Diaspore	FeO(OH)	32	32	7437
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	32	32	6890
Halloysite-7Å ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	32	32	52
Hematite ()*	Corundum	Fe₂O₃	32	32	14640
Halloysite-10Å ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄·2H₂O	32	32	62
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	32	32	2228
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	32	32	5591
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	32	32	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	32	32	17380
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O	32	32	471
Pyrite ()*	Pyrite	FeS₂	32	32	39462
Siderite ()*	Calcite	Fe(CO₃)	32	32	6417

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
	sedznpb-00496	32	32	32							Yes				4192	Tintic District, East Tintic Mts, Juab Co., Utah, USA	Tintic–East Tintic	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...