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:
Mineral Hill Mines (Azurite Group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission Complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA

Oldest recorded age at locality: 67
Youngest recorded age at locality: 58

mindat Locality ID: 36255
mindat URL: http://www.mindat.org/loc-36255.html

Tectonic Settings:

Total number of sublocalities beneath "Mineral Hill Mines (Azurite Group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission Complex, San Xavier, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Daisy Mine (Daisy Shaft)

Latitude: 31°59'8"N
Longitude: 111°4'36"W
Decimal Degree (lat, lon): 31.985555555556,-111.07666666667

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	Amphibole	Atacamite	Calcite	Chalcopyrite	Clinozoisite	Connellite	Corundum	Covellite	Epidote
Gypsum	Malachite	Marcasite	Molybdenite	Nickeline	None	Not in a structural group	Pyrite	Rocksalt	Scheelite
Sphalerite	Spinel	Tetrahedrite	Wollastonite

Atacamite ()*	Aurichalcite ()*	Bornite ()*	Calcite ()*	Chalcocite ()*
Chalcopyrite ()*	Chrysocolla ()*	Connellite ()*	Covellite ()*	Cuprite ()*
Epidote ()*	Galena ()*	Gerhardtite ()*	Gypsum ()*	Hematite ()*
Magnetite ()*	Malachite ()*	Marcasite ()*	Molybdenite ()*	Pseudoboleite ()*
Pyrite ()*	Pyrrhotite ()*	Scheelite ()*	Smithsonite ()*	Sphalerite ()*
Tenorite ()*	Tetrahedrite-(Zn) ()*	Tremolite ()*	Wollastonite ()*	Wulfenite ()*

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 C Ca Cl Cu Fe H Mg Mo N O Pb S Sb Si W Zn

Elements from minerals reported directly at this locality: Al C Ca Cu Fe H Mg Mo O Pb S Sb Si W Zn

Structural Groups for minerals in this locality:
Allophane Amphibole Atacamite Calcite Chalcopyrite Clinozoisite Connellite Corundum Covellite Epidote
Gypsum Malachite Marcasite Molybdenite Nickeline None Not in a structural group Pyrite Rocksalt Scheelite
Sphalerite Spinel Tetrahedrite Wollastonite

30 IMA Minerals at location:

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
Atacamite ()*	Atacamite	Cu₂Cl(OH)₃	67	58	1	144667	544
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆	67	58	1	144667	919
Bornite ()*	None	Cu₅FeS₄	67	58	1	144667	5516
Calcite ()*	Calcite	Ca(CO₃)	67	58	0		27770
Chalcocite ()*	None	Cu₂S	67	58	0		5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	67	58	1	144667	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	67	58	0		3531
Connellite ()*	Connellite	Cu₃₆(SO₄)(OH)₆₂Cl₈·6H₂O	67	58	1	144667	295
Covellite ()*	Covellite	CuS	67	58	0		4165
Cuprite ()*	Not in a structural group	Cu₂O	67	58	1	144667	2970
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	67	58	0		8173
Galena ()*	Rocksalt	PbS	67	58	1	144667	24243
Gerhardtite ()*	None	Cu₂(NO₃)(OH)₃	67	58	1	144667	24
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	67	58	0		6890
Hematite ()*	Corundum	Fe₂O₃	67	58	0		14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	67	58	1	144667	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	67	58	0		12537
Marcasite ()*	Marcasite	FeS₂	67	58	0		5674
Molybdenite ()*	Molybdenite	MoS₂	67	58	0		5800
Pseudoboleite ()*	None	Pb₃₁Cu₂₄Cl₆₂(OH)₄₈	67	58	1	144667	33
Pyrite ()*	Pyrite	FeS₂	67	58	1	144667	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	67	58	0		9056
Scheelite ()*	Scheelite	Ca(WO₄)	67	58	0		4894
Smithsonite ()*	Calcite	Zn(CO₃)	67	58	0		2473
Sphalerite ()*	Sphalerite	ZnS	67	58	1	144667	21482
Tenorite ()*	None	CuO	67	58	0		1101
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	67	58	0		5317
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	67	58	0		2562
Wollastonite ()*	Wollastonite	CaSiO₃	67	58	0		1247
Wulfenite ()*	Scheelite	PbMoO₄	67	58	0		1655

5 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Sample Num	Age from other Locality	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
EG94_211-00050	67	67	67	Pb-Pb	whole rock?	KD-GR2-1	Yes	22945	Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA	Sierrita	Bouse et al. (1999)	10.2113/gsecongeo.94.2.211	EG94_211
EG94_211-00051	67	67	67	Pb-Pb	whole rock?	D-MR2-2	Yes	22945	Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA	Sierrita	Bouse et al. (1999)	10.2113/gsecongeo.94.2.211	EG94_211
EG94_211-00052	63	63	63	Pb-Pb	whole rock?	RS-MR-5	Yes	22945	Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA	Sierrita	Bouse et al. (1999)	10.2113/gsecongeo.94.2.211	EG94_211
EG94_211-00053	58	58	58	Pb-Pb	whole rock?	TWB-Pa	Yes	22945	Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA	Sierrita	Bouse et al. (1999)	10.2113/gsecongeo.94.2.211	EG94_211
EG94_211-00054	58	58	58	Pb-Pb	whole rock?	QL-85-1	Yes	22945	Sierrita Mine (Duval-Sierrita Mine; Duval Esperanza Mine; Sierrita Open Pit Mine), Batamote Hills, Pima District (Olive District; Mineral Hill District; Twin Buttes District), Sierrita Mts, Pima Co., Arizona, USA	Sierrita	Bouse et al. (1999)	10.2113/gsecongeo.94.2.211	EG94_211

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...