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:
Brown Canyon, Hartford District (Huachuca Mountains District), Huachuca Mts, Cochise Co., Arizona, USA

Oldest recorded age at locality: 48.8
Youngest recorded age at locality: 0

mindat Locality ID: 274791
mindat URL: http://www.mindat.org/loc-274791.html

Tectonic Settings:

Total number of sublocalities beneath "Brown Canyon, Hartford District (Huachuca Mountains District), Huachuca Mts, Cochise Co., Arizona, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Pomona Mine (Pomono Mine; Emerald Mine; James Mine; Black Eagle Mine; James Group Of Claims; James Property)

Latitude: 31°27'14"N
Longitude: 110°19'53"W
Decimal Degree (lat, lon): 31.453888888889,-110.33138888889

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.

Baryte	Calcite	Chalcopyrite	Corundum	Covellite	Diaspore	None	Pyrite	Quartz	Rocksalt
Scheelite

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: Ba C Ca Cu Fe H O Pb S Si W

Elements from minerals reported directly at this locality: Ba Cu Fe O S

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Corundum Covellite Diaspore None Pyrite Quartz Rocksalt
Scheelite

11 IMA Minerals at location:

Anglesite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*	Covellite ()*
Galena ()*	Goethite ()*	Hematite ()*	Pyrite ()*	Quartz ()*
Scheelite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anglesite ()*	Baryte	Pb(SO₄)	48.8	1	136982	2734
Baryte ()*	Baryte	Ba(SO₄)	48.8	0		11547
Calcite ()*	Calcite	Ca(CO₃)	48.8	1	136982	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	48.8	1	136982	27198
Covellite ()*	Covellite	CuS	48.8	0		4165
Galena ()*	Rocksalt	PbS	48.8	1	136982	24243
Goethite ()*	Diaspore	FeO(OH)	48.8	1	136982	7437
Hematite ()*	Corundum	Fe₂O₃	48.8	0		14640
Pyrite ()*	Pyrite	FeS₂	48.8	1	136982	39462
Quartz ()*	Quartz	SiO₂	48.8	1	136982	61156
Scheelite ()*	Scheelite	Ca(WO₄)	48.8	1	136982	4894

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Michelle_554	Near-surface occurrence. Recently forming oxalate associated with cave deposits, in Cochise County, Arizona.

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
	Michelle_554	0	0	Recent		Age of whewellite mineralization	high				Yes		Whewellite		15570	Cochise Co., Arizona, USA	Cochise County	Hofmann and Bernasconi (1998)	10.1016/S0009-2541(98)00043-6	CG149_127	Described as "recent cave deposits."
	Giersdorf_00000375	48.8	46.8	47.8±1.0	K-Ar				UAKA-75-115		Yes				32763	Reef Mine (Tungsten Reef Mine; Exposed Reef Mine; Sitric Mine; Reef Group Of Claims), Carr Canyon, Hartford District (Huachuca Mountains District), Huachuca Mts, Cochise Co., Arizona, USA	Reef Mine	Shafiqullah et al. (1980)		AGSD12_201

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...