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:
Seward Peninsula, Port Clarence District, Nome Census Area, Alaska, USA


mindat Locality ID: 280000
mindat URL: http://www.mindat.org/loc-280000.html

Tectonic Settings:

Total number of sublocalities beneath "Seward Peninsula, Port Clarence District, Nome Census Area, Alaska, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Lost River Mine

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 Be Ca F Fe H K Mg Na O Si Sn W 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleBerylClayMicaNoneNot in a structural groupOlivinePhenakitePyroxeneQuartz
RutileScheeliteVesuvianite

12 IMA Minerals at location:
Actinolite  (*)Bertrandite  (*)Beryl  (*)Cassiterite  (*)Chrysoberyl  (*)
Diopside  (*)Euclase  (*)Muscovite  (*)Phenakite  (*)Quartz  (*)
Scheelite  (*)Vesuvianite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)211322883419
Bertrandite  (*)Not in a structural groupBe4Si2O7(OH)21132288606
Beryl  (*)BerylBe3Al2Si6O1811322884286
Cassiterite  (*)RutileSnO211322885171
Chrysoberyl  (*)OlivineBeAl2O41132288321
Diopside  (*)PyroxeneCaMgSi2O611322884135
Euclase  (*)NoneBeAlSiO4(OH)1132288120
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2113228817380
Phenakite  (*)PhenakiteBe2(SiO4)1132288326
Quartz  (*)QuartzSiO2113228861156
Scheelite  (*)ScheeliteCa(WO4)11322884894
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1011322881395


No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

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