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., Georgia, USA

Oldest recorded age at locality: 361
Youngest recorded age at locality: 339

mindat Locality ID: 66852
mindat URL: http://www.mindat.org/loc-66852.html

Tectonic Settings:

Total number of sublocalities beneath "Madison Co., Georgia, USA": 9
Total number of bottom-level sublocalities: 7

Number of Child Localities: 6
Child Localities:
Comer
Holley Creek
Ridgeway Placer (King; Parham; Carrington Placers)
Royalty Blue Quarry (Carlton Quarry)
Royston
Smith Placer (O. Threlkeld; J. Threlkeld; Webb Placers)

Latitude: 34°6'23"N
Longitude: 83°3'1"W
Decimal Degree (lat, lon): 34.106388888889,-83.050277777778

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.

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 Au Be C H K O Si 

Elements from minerals reported directly at this locality: Al Be H K O Si 

Structural Groups for minerals in this locality: 
BerylClayCopperMicaNoneNot in a structural groupQuartz

6 IMA Minerals at location:
Beryl  (*)Gold  (*)Graphite  (*)Muscovite  (*)Quartz  (*)
Sillimanite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Beryl  (*)BerylBe3Al2Si6O1836133904286
Gold  (*)CopperAu2202466,20247130554
Graphite  (*)NoneC2202469,2024702812
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2361339017380
Quartz  (*)QuartzSiO2361339061156
Sillimanite  (*)Not in a structural groupAl2SiO53202463,202464,2024651516



1 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
USGS-Rb-Sr-04428361339350±11Rb-Srmaximum age of intrusionwhole rock     71146Royalty Blue Quarry (Carlton Quarry), Madison Co., Georgia, USA USGS-Rb-Sr USGS-Rb-Sr 


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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