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:
Oconto Co., Wisconsin, USA

Oldest recorded age at locality: 1415.76
Youngest recorded age at locality: 1275.76

mindat Locality ID: 25684
mindat URL: http://www.mindat.org/loc-25684.html

Tectonic Settings:

Total number of sublocalities beneath "Oconto Co., Wisconsin, USA": 10
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Gillett Quarry (Jackie Foster Inc.)
Green Lake Diorite Quarry
Military Road Dolomite Quarry
Montevideo Quarry (Foster Construction Company; Inc.)
Mountain
Oconto County Limestone Quarry
Peters Quarry (Peters Trucking Company)
Quartz Hill
Snyder Limestone Quarry
Valley Line Road Limestone Quarry

Latitude: 44°55'56"N
Longitude: 88°11'43"W
Decimal Degree (lat, lon): 44.932222222222,-88.195277777778

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.

Amphibole	Andalusite	Arsenopyrite	Chalcopyrite	Clay	Clinozoisite	Corundum	Epidote	Mica	Nickeline
None	Not in a structural group	Quartz	Spinel	Titanite	Vesuvianite

Actinolite ()*	Andalusite ()*	Arsenopyrite ()*	Chalcopyrite ()*	Clinozoisite ()*
Cummingtonite ()*	Epidote ()*	Gedrite ()*	Hematite ()*	Magnetite ()*
Muscovite ()*	Pyrrhotite ()*	Quartz ()*	Sillimanite ()*	Titanite ()*
Vesuvianite ()*

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 As Ca Cu F Fe H K Mg Na O S Si Ti

Elements from minerals reported directly at this locality: As Cu Fe O S

Structural Groups for minerals in this locality:
Amphibole Andalusite Arsenopyrite Chalcopyrite Clay Clinozoisite Corundum Epidote Mica Nickeline
None Not in a structural group Quartz Spinel Titanite Vesuvianite

16 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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1415.76	1275.76	1	288698	3419
Andalusite ()*	Andalusite	Al₂SiO₅	1415.76	1275.76	1	288698	1310
Arsenopyrite ()*	Arsenopyrite	FeAsS	1415.76	1275.76	0		9052
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1415.76	1275.76	0		27198
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1415.76	1275.76	1	288698	1025
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	1415.76	1275.76	1	288698	327
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1415.76	1275.76	1	288698	8173
Gedrite ()*	Amphibole	Mg₂(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂	1415.76	1275.76	1	288698	178
Hematite ()*	Corundum	Fe₂O₃	1415.76	1275.76	0		14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1415.76	1275.76	1	288698	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1415.76	1275.76	1	288698	17380
Pyrrhotite ()*	Nickeline	Fe₇S₈	1415.76	1275.76	1	288698	9056
Quartz ()*	Quartz	SiO₂	1415.76	1275.76	2	288698,288701	61156
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1415.76	1275.76	1	288698	1516
Titanite ()*	Titanite	CaTi(SiO₄)O	1415.76	1275.76	1	288698	4899
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1415.76	1275.76	1	288698	1395

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
	USGS-Rb-Sr-00258	1415.76	1275.76	1345.76±70	Rb-Sr	age meaning uncertain (geologic factors)		k-feldspar							47900	Mountain, Oconto Co., Wisconsin, USA		USGS-Rb-Sr		USGS-Rb-Sr

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...