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:
Choctaw Co., Alabama, USA

mindat Locality ID: 65527
mindat URL: http://www.mindat.org/loc-65527.html

Tectonic Settings:

Total number of sublocalities beneath "Choctaw Co., Alabama, USA": 9
Total number of bottom-level sublocalities: 9

Number of Child Localities: 9
Child Localities:
Choctaw 1 Clay Prospect
Choctaw 8 Clay Prospect
Cullom Springs Well Occurrence
Cullomburg
Gilbertown
Gilbertown (2)
Tombigbee River Meteorite (A-F; DeSotoville Meteorite)
Unnamed Locations (1)
Unnamed Locations (2)

Latitude: 31°55'54"N
Longitude: 88°15'20"W
Decimal Degree (lat, lon): 31.931666666667,-88.255555555556

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	Clay	Clinozoisite	Epidote	Epsomite	Gypsum	Iron	Melanterite	None	Not in a structural group
Rutile	Smectite-vermiculite	Spinel	Staurolite	Topaz	Vesuvianite	Zircon

Crandallite ()*	Epidote ()*	Epsomite ()*	Gypsum ()*	Iron ()*
Kyanite ()*	Melanterite ()*	Montmorillonite ()*	Rutile ()*	Schreibersite ()*
Spinel ()*	Staurolite ()*	Taenite ()*	Topaz ()*	Troilite ()*
Vesuvianite ()*	Zircon ()*

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 Ca Cr F Fe H Mg Na Ni O P S Si Ti Zr

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

Structural Groups for minerals in this locality:
Alunite Clay Clinozoisite Epidote Epsomite Gypsum Iron Melanterite None Not in a structural group
Rutile Smectite-vermiculite Spinel Staurolite Topaz Vesuvianite Zircon

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Crandallite ()*	Alunite	CaAl₃(PO₄)(PO₃OH)(OH)₆	0		310
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	125476	8173
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O	0		484
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	2	125471,125472	6890
Iron ()*	Iron	Fe	1	125474	1089
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	125476	1507
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	0		915
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1	125473	1508
Rutile ()*	Rutile	TiO₂	1	125476	5614
Schreibersite ()*	None	(Fe,Ni)₃P	1	125474	374
Spinel ()*	Spinel	MgAl₂O₄	1	125476	1934
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	1	125476	978
Taenite ()*	None	(Ni,Fe)	1	125474	703
Topaz ()*	Topaz	Al₂SiO₄F₂	1	125476	1476
Troilite ()*	None	FeS	1	125474	1044
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1	125476	1395
Zircon ()*	Zircon	Zr(SiO₄)	1	125476	5251

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...