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:
Hardeman Co., Texas, USA

Oldest recorded age at locality: 260
Youngest recorded age at locality: 260

mindat Locality ID: 53788
mindat URL: http://www.mindat.org/loc-53788.html

Tectonic Settings:

Total number of sublocalities beneath "Hardeman Co., Texas, USA": 15
Total number of bottom-level sublocalities: 15

Number of Child Localities: 15
Child Localities:
Acme
Acme Mine
Copper Breaks - 2
Copper Breaks -I
Cottonwood Creek - 2
Cottonwood Creek - 3
Cottonwood Creek - I
Cottonwood Creek Prospect
Devils Creek - I
Gibbs Prospect
Hackberry Creek - 2
Hackberry Creek - 3
Hackberry Creek - I
Maybell Canyon - I
Medicine Mounds - E- I

Latitude: 34°10'50"N
Longitude: 99°42'42"W
Decimal Degree (lat, lon): 34.180555555556,-99.711666666667

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.

Brochantite	Chalcopyrite	Copper	Covellite	Diaspore	Digenite	Gypsum	Malachite	None	Not in a structural group
Pyrite	Rocksalt

Anhydrite ()*	Azurite ()*	Brochantite ()*	Chalcocite ()*	Chalcopyrite ()*
Copper ()*	Covellite ()*	Cuprite ()*	Digenite ()*	Djurleite ()*
Dolomite ()*	Galena ()*	Goethite ()*	Gypsum ()*	Malachite ()*
Pyrite ()*

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: C Ca Cu Fe H Mg O Pb S

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Brochantite Chalcopyrite Copper Covellite Diaspore Digenite Gypsum Malachite None Not in a structural group
Pyrite Rocksalt

16 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
Anhydrite ()*	Not in a structural group	Ca(SO₄)			1	270252	1588
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	260	260	2	270258,270260	5509
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	260	260	2	270258,270260	1633
Chalcocite ()*	None	Cu₂S	260	260	4	270258,270259,270260,270264	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	260	260	2	270258,270260	27198
Copper ()*	Copper	Cu	260	260	2	270258,270260	3846
Covellite ()*	Covellite	CuS	260	260	2	270258,270260	4165
Cuprite ()*	Not in a structural group	Cu₂O	260	260	2	270258,270260	2970
Digenite ()*	Digenite	Cu_1.8S	260	260	2	270258,270260	1027
Djurleite ()*	None	Cu₃₁S₁₆	260	260	2	270258,270260	300
Dolomite ()*	None	CaMg(CO₃)₂			5	270252,270257,270259,270263,270264	9895
Galena ()*	Rocksalt	PbS	260	260	2	270258,270260	24243
Goethite ()*	Diaspore	FeO(OH)	260	260	2	270258,270260	7437
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	260	260	5	270251,270252,270258,270260,270262	6890
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	260	260	13	270253,270254,270255,270256,270257,270258,270259,270260,270261,270262,270263,270264,270265	12537
Pyrite ()*	Pyrite	FeS₂	260	260	2	270258,270260	39462

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
	sedcu-00728	260	260	Permian										Cu	42130	Gibbs Prospect, Hardeman Co., Texas, USA	Gibbs	Cox et al. (2003)		USGSOFR03_107

All locality data graciously provided by mindat.org

All age data...