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:
Eau Claire Co., Wisconsin, USA

Oldest recorded age at locality: 1842
Youngest recorded age at locality: 1700

mindat Locality ID: 53978
mindat URL: http://www.mindat.org/loc-53978.html

Tectonic Settings:

Total number of sublocalities beneath "Eau Claire Co., Wisconsin, USA": 14
Total number of bottom-level sublocalities: 13

Number of Child Localities: 13
Child Localities:
Agnes Lisker Shale Quarry
Big Falls
Cedar Road Shale Quarry
Cleghorn Shale Quarry
Eldore Henning Shale Quarry
Fedie Shale Quarry
Langdell Road Sandstone Quarry
Little Falls
Lowes Creek Road Shale Quarry
Myren Road Dolomite Quarry
Old Town Road Sandstone Quarry
Strader Shale Quarry
Wilson Township

Latitude: 44°43'5"N
Longitude: 91°25'51"W
Decimal Degree (lat, lon): 44.718055555556,-91.430833333333

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	Clay	Clinozoisite	Epidote	Garnet	Mica	None	Pyroxene	Quartz	Rutile
Titanite	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 Fe H K Mg O Si Ti Zr

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

Structural Groups for minerals in this locality:
Amphibole Clay Clinozoisite Epidote Garnet Mica None Pyroxene Quartz Rutile
Titanite Zircon

9 IMA Minerals at location:

Almandine ()*	Augite ()*	Cummingtonite ()*	Epidote ()*	Muscovite ()*
Quartz ()*	Rutile ()*	Titanite ()*	Zircon ()*

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
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1835	1835	1	287404	2353
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1842	1700	1	287410	2060
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	1835	1835	1	287404	327
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1835	1835	1	287404	8173
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1842	1700	2	287410,287416	17380
Quartz ()*	Quartz	SiO₂	1842	1700	2	287410,287416	61156
Rutile ()*	Rutile	TiO₂	1842	1700	0		5614
Titanite ()*	Titanite	CaTi(SiO₄)O	1835	1835	1	287404	4899
Zircon ()*	Zircon	Zr(SiO₄)	1842	1700	0		5251

7 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
USGS-U-Th-Pb-01275_206_238	1835	1835	1835	206_238	age of metamorphic crystallization	zircon	Zircon	51676	Big Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00796_206_238	1740	1740	1740	206_238	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00796_207_206	1839	1839	1839	207_206	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00796_207_235	1785	1785	1785	207_235	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00797_206_238	1700	1700	1700	206_238	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00797_207_206	1842	1842	1842	207_206	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00797_207_235	1765	1765	1765	207_235	age of intrusion	zircon	Zircon	51677	Little Falls, Eau Claire Co., Wisconsin, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...