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:
Pikes Peak Batholith Miarolitic Cavities, Pikes Peak, El Paso Co., Colorado, USA

Oldest recorded age at locality: 1079
Youngest recorded age at locality: 1015

mindat Locality ID: 65416
mindat URL: http://www.mindat.org/loc-65416.html

Tectonic Settings:

Total number of sublocalities beneath "Pikes Peak Batholith Miarolitic Cavities, Pikes Peak, El Paso Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0
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 C Ca F Fe H K Mg Na O P Si 

Elements from minerals reported directly at this locality: Al C Ca F Fe H K Mg Na O P Si 

Structural Groups for minerals in this locality: 
ApatiteCalciteChloriteClayClinozoisiteEpidoteFeldsparKaoliniteMicaNone
QuartzSmectite-vermiculiteTopaz

11 IMA Minerals at location:
Calcite  (*)Chamosite  (*)Clinochlore  (*)Epidote  (*)Fluorapatite  (*)
Kaolinite  (*)Microcline  (*)Montmorillonite  (*)Muscovite  (*)Quartz  (*)
Topaz  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)1030.0131015027770
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)81030.01310150577
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)81030.013101501756
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1030.013101508173
Fluorapatite  (*)ApatiteCa5(PO4)3F1030.013101502740
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41030.013101505591
Microcline  (*)FeldsparK(AlSi3O8)1030.013101504924
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O1030.013101501508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21030.0131015017380
Quartz  (*)QuartzSiO21030.0131015061156
Topaz  (*)TopazAl2SiO4F21030.013101501476


Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0000008shallow-seated complex, partly subvolcanic, with a series of elliptical intrusive centers
Jen_0000148biotite+hornblende, gabbro, quartz, syenite, faylite granite, riebeckite granite


3 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
Bradley_2012_132107910751077±2Ar/Ar    Yes  3668Pikes Peak, El Paso Co., Colorado, USAPike's PeakMcCauley and Bradley (2014)10.3749/canmin.52.2.183CM52_183 
Jen_0000008101510151015 age of batholith emplacement      65416Pikes Peak Batholith Miarolitic Cavities, Pikes Peak, El Paso Co., Colorado, USAPikes Peak BatholithČerný (1991)10.1016/0301-9268(91)90111-MPR51_429 
Jen_00001481030.0131029.9871030±0.013Rb-Sr       65416Pikes Peak Batholith Miarolitic Cavities, Pikes Peak, El Paso Co., Colorado, USAPikes Peak Batholith, ColoradoAnderson (1983)10.1130/MEM161-p133GSAM161_133anorogenic

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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