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:
Clarke Co., Alabama, USA

mindat Locality ID: 65532
mindat URL: http://www.mindat.org/loc-65532.html

Tectonic Settings:

Total number of sublocalities beneath "Clarke Co., Alabama, USA": 16
Total number of bottom-level sublocalities: 15

Number of Child Localities: 12
Child Localities:
Campbell Mountain
Central Salt Works Louann Salt
Claiborne Formation
Clarke 3 Clay Prospect
Gainstown
Jackson
Lisbon Formation
Old Fuller Earth Mine
Salt Creek
Salt Swell
Suggsville Pit
Union Well

Latitude: 31°41'50"N
Longitude: 87°56'55"W
Decimal Degree (lat, lon): 31.697222222222,-87.948611111111

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	Boracite	Calcite	Chlorite	Clay	Cristobalite	Danburite	Epsomite	Gypsum	Hilgardite
Melanterite	Mica	None	Not in a structural group	Quartz	Rocksalt	Smectite-vermiculite	Talc

Anhydrite ()*	Boracite ()*	Crandallite ()*	Cristobalite ()*	Danburite ()*
Epsomite ()*	Ginorite ()*	Gypsum ()*	Halite ()*	Hilgardite ()*
Magnesite ()*	Melanterite ()*	Montmorillonite ()*	Nimite ()*	Phlogopite ()*
Quartz ()*	Sylvite ()*	Szaibélyite ()*	Talc ()*	Volkovskite ()*

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 B C Ca Cl Fe H K Mg Na Ni O P S Si

Elements from minerals reported directly at this locality: Fe H Mg O S

Structural Groups for minerals in this locality:
Alunite Boracite Calcite Chlorite Clay Cristobalite Danburite Epsomite Gypsum Hilgardite
Melanterite Mica None Not in a structural group Quartz Rocksalt Smectite-vermiculite Talc

20 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	2	125491,125493	1588
Boracite ()*	Boracite	Mg₃B₇O₁₃Cl	2	125479,125491	57
Crandallite ()*	Alunite	CaAl₃(PO₄)(PO₃OH)(OH)₆	1	125478	310
Cristobalite ()*	Cristobalite	SiO₂	1	125478	453
Danburite ()*	Danburite	CaB₂Si₂O₈	1	125491	148
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O	0		484
Ginorite ()*	None	Ca₂B₁₄O₂₀(OH)₆·5H₂O	1	125491	11
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	2	125486,125491	6890
Halite ()*	Rocksalt	NaCl	5	125480,125481,125483,125490,125493	1398
Hilgardite ()*	Hilgardite	Ca₂B₅O₉Cl·H₂O	1	125491	13
Magnesite ()*	Calcite	Mg(CO₃)	1	125491	1487
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	0		915
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	2	125478,125488	1508
Nimite ()*	Chlorite Clay	(Ni,Mg,Al)₆(Si,Al)₄O₁₀(OH)₈	1	125491	15
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	125491	2273
Quartz ()*	Quartz	SiO₂	3	125484,125487,125491	61156
Sylvite ()*	Rocksalt	KCl	1	125491	275
Szaibélyite ()*	None	MgBO₂(OH)	1	125491	87
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	125491	3337
Volkovskite ()*	None	KCa₄B₂₂O₃₂(OH)₁₀Cl·4H₂O	1	125491	9

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...