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:
Baroid Mine (Chamberlain Creek Barite Mines), Chamberlain Creek Valley, Magnet Cove, Hot Spring Co., Arkansas, USA

Oldest recorded age at locality: 115
Youngest recorded age at locality: 81

mindat Locality ID: 8569
mindat URL: http://www.mindat.org/loc-8569.html

Tectonic Settings:

Total number of sublocalities beneath "Baroid Mine (Chamberlain Creek Barite Mines), Chamberlain Creek Valley, Magnet Cove, Hot Spring Co., Arkansas, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Baroid Sales Division Pit

Latitude: 34°28'22"N
Longitude: 92°48'44"W
Decimal Degree (lat, lon): 34.472777777778,-92.812222222222

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.

Arsenopyrite	Baryte	Calcite	Gypsum	Molybdenite	None	Pyrite	Quartz

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: As Ba C Ca Fe H Mg Mo O S Si

Elements from minerals reported directly at this locality: As Ca Fe H Mo O S

Structural Groups for minerals in this locality:
Arsenopyrite Baryte Calcite Gypsum Molybdenite None Pyrite Quartz

8 IMA Minerals at location:

Arsenopyrite ()*	Baryte ()*	Benstonite ()*	Calcite ()*	Gypsum ()*
Molybdenite ()*	Pyrite ()*	Quartz ()*

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
Arsenopyrite ()*	Arsenopyrite	FeAsS	115	81	0		9052
Baryte ()*	Baryte	Ba(SO₄)	115	81	1	149743	11547
Benstonite ()*	None	Ba₆Ca₆Mg(CO₃)₁₃	115	81	1	149743	17
Calcite ()*	Calcite	Ca(CO₃)	115	81	1	149743	27770
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	115	81	0		6890
Molybdenite ()*	Molybdenite	MoS₂	110	92	0		5800
Pyrite ()*	Pyrite	FeS₂	115	81	0		39462
Quartz ()*	Quartz	SiO₂	115	81	1	149743	61156

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000710	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.
Jen_0000711	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.
Jen_0000712	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.
Jen_0000713	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.
Jen_0000714	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.
Jen_0000715	MAGMATIC STYLE: Irregular intrusions. ASSOCIATED SILICATE ROCKS: Pyroxenite, gabbro, jacupirangite, melteigite, ijolite, nepheline and pseudoleucite syenite, trachyte, phonolite, lime silicate rocks, fenite.

13 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	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
AJS265_848-00001	102	92	97±5	K-Ar	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Zartman et al. (1967)	10.2475/ajs.265.10.848	AJS265_848
AJS265_848-00002	105	95	100±5	K-Ar	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Zartman et al. (1967)	10.2475/ajs.265.10.848	AJS265_848
AJS265_848-00003	110	94	102±8	Rb-Sr	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Zartman et al. (1967)	10.2475/ajs.265.10.848	AJS265_848
AJS265_848-00004	110	94	102±8	Rb-Sr	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Zartman et al. (1967)	10.2475/ajs.265.10.848	AJS265_848
Jen_0000710	107	91	99±8	Rb-Sr	whole rock	Yes				3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000711	100	90	95±5	K-Ar	biotite	Yes				3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000712	102	92	97±5	K-Ar	biotite	Yes				3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000713	99	81	90±9	fission-track	apatite	Yes				3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000714	113	93	103±10	fission-track	titanite	Yes	Titanite			3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000715	115	95	105±10	fission-track	titanite	Yes	Titanite			3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
JG105_629-00001	94.6	94.2	94.4±0.2	Ar-Ar	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Baksi (1997)	10.1086/515966	JG105_629
JG105_629-00002	94.4	94	94.2±0.2	Ar-Ar	biotite	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Baksi (1997)	10.1086/515966	JG105_629
JG105_629-00003	106	98	102±4	K-Ar	whole rock	Yes		Ferrimolybdite, Molybdenite	Mo	3407	Magnet Cove, Hot Spring Co., Arkansas, USA	Magnet Cove	Baksi (1997)	10.1086/515966	JG105_629

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...