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:
Mascot - Jefferson City District, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USA

Oldest recorded age at locality: 385
Youngest recorded age at locality: 288

mindat Locality ID: 129056
mindat URL: http://www.mindat.org/loc-129056.html

Tectonic Settings:

Total number of sublocalities beneath "Mascot - Jefferson City District, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°4'55"N
Longitude: 83°33'54"W
Decimal Degree (lat, lon): 36.081944444444,-83.565
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe 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.

No IMA Minerals occur at this locality according to mindat
10 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
GCA57_417-00001347347 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphalerite1 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00003318318 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphalerite2 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00005349349 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphalerite3 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00007357357 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphalerite4 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00009288288 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI17L YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00011298298 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI17D YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00013309309 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI23 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00015329329 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI24-1 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00017338338 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI24-2 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 
GCA57_417-00019385385 Rb-SrApparent sphalerite fluid Age (Ma) calculated for leachate-sphalerite pairs (r and l)sphaleriteI24-3 YesSphalerite  128963Immel Zinc Mine, Mascot-Jefferson City Zinc District, Knox Co., Tennessee, USAImmel mine, East TennesseeNakai et al. (1993)10.1016/0016-7037(93)90440-8GCA57_417 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...