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:
Madison Co., Illinois, USA

mindat Locality ID: 169011
mindat URL: http://www.mindat.org/loc-169011.html

Tectonic Settings:

Total number of sublocalities beneath "Madison Co., Illinois, USA": 13
Total number of bottom-level sublocalities: 12

Number of Child Localities: 12
Child Localities:
Alton Brick Company Clay Shale Pit
Alton Mine (Alton Mine Mississippi Lime)
Chain Of Rocks Gravel Bar
Collinsville Pit
Limestone Prospect (MRDS - 10144562)
Limestone Prospect (MRDS - 10242062)
Lohr Quarry
Madison County Pit
Mississippi Lime And Material Quarr (Alton Lime And Cement; Lockyear Quarry; Armstrong Lime And Quarry; Gissal Stone Quarry)
Nameoki Township
Reliance Quarry Inc. Alton Quarry
Wood City Pit

Latitude: 38°55'31"N
Longitude: 90°5'24"W
Decimal Degree (lat, lon): 38.925277777778,-90.09

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	Calcite	Chalcopyrite	Fluorite	Melanterite	None	Pyrite	Quartz	Sphalerite	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: C Ca Cu F Fe H K O S Si Zn Zr

Elements from minerals reported directly at this locality: O Si Zr

Structural Groups for minerals in this locality:
Alunite Calcite Chalcopyrite Fluorite Melanterite None Pyrite Quartz Sphalerite Zircon

9 IMA Minerals at location:

Calcite ()*	Chalcopyrite ()*	Fluorite ()*	Jarosite ()*	Melanterite ()*
Pyrite ()*	Quartz ()*	Sphalerite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	1	213173	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	213173	27198
Fluorite ()*	Fluorite	CaF₂	1	213173	9617
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	1	213173	2228
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	1	213173	915
Pyrite ()*	Pyrite	FeS₂	1	213173	39462
Quartz ()*	Quartz	SiO₂	2	213169,213173	61156
Sphalerite ()*	Sphalerite	ZnS	1	213173	21482
Zircon ()*	Zircon	Zr(SiO₄)	0		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...