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:
McLennan Co., Texas, USA


mindat Locality ID: 254854
mindat URL: http://www.mindat.org/loc-254854.html

Tectonic Settings:

Total number of sublocalities beneath "McLennan Co., Texas, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Axtell Meteorite

Latitude: 31°39'36"N
Longitude: 96°58'17"W
Decimal Degree (lat, lon): 31.66,-96.971388888889
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 Ce Cl Fe K Mg Na Ni O S Si Ti 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AuricuprideCancrinite-sodaliteCorundumDiamondFeldsparGarnetMagnetoplumbiteMilleriteNickelineNone
PentlanditePerovskitePyroxeneSodaliteSpinelTridymite

20 IMA Minerals at location:
Andradite  (*)Anorthite  (*)Augite  (*)Awaruite  (*)Diamond  (*)
Diopside  (*)Grossular  (*)Hedenbergite  (*)Hercynite  (*)Hibonite  (*)
Ilmenite  (*)Magnetite  (*)Millerite  (*)Nepheline  (*)Pentlandite  (*)
Perovskite  (*)Pyrrhotite  (*)Sodalite  (*)Spinel  (*)Troilite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Andradite  (*)GarnetCa3Fe3+2(SiO4)312707751534
Anorthite  (*)FeldsparCa(Al2Si2O8)12707751036
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O612707752060
Awaruite  (*)Auricupride PerovskiteNi3Fe1270775166
Diamond  (*)DiamondC1270775697
Diopside  (*)PyroxeneCaMgSi2O612707754135
Grossular  (*)GarnetCa3Al2(SiO4)312707751544
Hedenbergite  (*)PyroxeneCaFe2+Si2O61270775741
Hercynite  (*)SpinelFe2+Al2O41270775407
Hibonite  (*)MagnetoplumbiteCaAl12O19127077580
Ilmenite  (*)CorundumFe2+Ti4+O312707755433
Magnetite  (*)SpinelFe2+Fe3+2O4127077514899
Millerite  (*)MilleriteNiS12707751066
Nepheline  (*)TridymiteNa3K(Al4Si4O16)1270775884
Pentlandite  (*)Pentlandite(Ni,Fe)9S812707751512
Perovskite  (*)PerovskiteCaTiO31270775495
Pyrrhotite  (*)NickelineFe7S812707759056
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl1270775444
Spinel  (*)SpinelMgAl2O412707751934
Troilite  (*)NoneFeS12707751044


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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