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:
Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA

Oldest recorded age at locality: 38
Youngest recorded age at locality: 32

mindat Locality ID: 4128
mindat URL: http://www.mindat.org/loc-4128.html

Tectonic Settings:

Total number of sublocalities beneath "Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Perry Pit

Latitude: 29°19'5"N
Longitude: 103°41'39"W
Decimal Degree (lat, lon): 29.318055555556,-103.69416666667

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.

Alunite	Baryte	Calcite	Corundum	Diaspore	Gypsum	None	Not in a structural group	Quartz	Sphalerite

Anhydrite ()*	Baryte ()*	Calcite ()*	Calomel ()*	Cinnabar ()*
Comancheite ()*	Corderoite ()*	Edgarbaileyite ()*	Eglestonite ()*	Gianellaite ()*
Goethite ()*	Gypsum ()*	Hematite ()*	Jarosite ()*	Kleinite ()*
Mercury ()*	Metacinnabar ()*	Montroydite ()*	Mosesite ()*	Pinchite ()*
Quartz ()*	Terlinguacreekite ()*	Terlinguaite ()*

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 Br C Ca Cl Fe H Hg K N O S Si

Elements from minerals reported directly at this locality: Br C Ca Cl Fe H Hg K N O S Si

Structural Groups for minerals in this locality:
Alunite Baryte Calcite Corundum Diaspore Gypsum None Not in a structural group Quartz Sphalerite

23 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)	38	32	0		1588
Baryte ()*	Baryte	Ba(SO₄)	38	32	1	269772	11547
Calcite ()*	Calcite	Ca(CO₃)	38	32	0		27770
Calomel ()*	None	HgCl	38	32	1	269772	91
Cinnabar ()*	None	HgS	38	32	0		2600
Comancheite ()*	None	Hg²⁺₅₅N^3-₂₄(NH₂,OH)₄(Cl,Br)₃₄	38	32	0		2
Corderoite ()*	None	Hg₃S₂Cl₂	38	32	0		16
Edgarbaileyite ()*	None	Hg¹⁺₆Si₂O₇	38	32	0		6
Eglestonite ()*	None	([Hg¹⁺]₂)₃OCl₃(OH)	38	32	0		36
Gianellaite ()*	None	(Hg₂N)₂(SO₄)(H₂O)_x	38	32	0		3
Goethite ()*	Diaspore	FeO(OH)	38	32	0		7437
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	38	32	0		6890
Hematite ()*	Corundum	Fe₂O₃	38	32	0		14640
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	38	32	0		2228
Kleinite ()*	None	(Hg₂N)(Cl,SO₄)·nH₂O	38	32	0		3
Mercury ()*	None	Hg	38	32	0		397
Metacinnabar ()*	Sphalerite	HgS	38	32	0		255
Montroydite ()*	None	HgO	38	32	0		29
Mosesite ()*	None	(Hg₂N)Cl	38	32	0		6
Pinchite ()*	None	Hg₅O₄Cl₂	38	32	0		1
Quartz ()*	Quartz	SiO₂	38	32	0		61156
Terlinguacreekite ()*	None	Hg²⁺₃O₂Cl₂	38	32	1	269772	2
Terlinguaite ()*	None	Hg₂OCl	38	32	1	269772	22

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
	Hg-00039	38	32		Ar-Ar, K-Ar		high						Calomel, Cinnabar, Comancheite, Corderoite, Edgarbaileyite, Gianellaite, Kleinite, Mercury, Metacinnabar, Montroydite, Mosesite, Pinchite, Terlinguaite, Eglestonite, Terlinguacreekite	Hg	4128	Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA		Thompson (1954); Henry et al. (1997)

Sample	Source Locality	Reference URL
R060731	Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA	https://rruff.info/R060731
R060492	Mariposa Mine (California Mountain Mine), Terlingua District, Brewster Co., Texas, USA	https://rruff.info/R060492

All locality data graciously provided by mindat.org

All age data...