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:
Kearsarge, Houghton Co., Michigan, USA


mindat Locality ID: 26845
mindat URL: http://www.mindat.org/loc-26845.html

Tectonic Settings:

Total number of sublocalities beneath "Kearsarge, Houghton Co., Michigan, USA": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Houghton No. 1
Kearsarge Mine
North Kearsarge Mine

Latitude: 47°16'29"N
Longitude: 88°24'46"W
Decimal Degree (lat, lon): 47.274722222222,-88.412777777778

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: Ag Al B C Ca Cu Fe H K Mg Na O S Si 

Elements from minerals reported directly at this locality: Al Ca Fe H K O S Si 

Structural Groups for minerals in this locality: 
AllophaneAnalcimeBruciteCalciteClayClinozoisiteCopperCorundumEpidoteFeldspar
GadoliniteGypsumKaoliniteMalachiteMicaNoneNot in a structural groupPrehniteQuartzSpinel

20 IMA Minerals at location:
Albite  (*)Analcime  (*)Brucite  (*)Calcite  (*)Chrysocolla  (*)
Copper  (*)Cuprite  (*)Datolite  (*)Epidote  (*)Gypsum  (*)
Hematite  (*)Kaolinite  (*)Kinoite  (*)Magnetite  (*)Malachite  (*)
Microcline  (*)Muscovite  (*)Prehnite  (*)Quartz  (*)Silver  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Albite  (*)FeldsparNa(AlSi3O8)12205808803
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O12205801627
Brucite  (*)BruciteMg(OH)21220578462
Calcite  (*)CalciteCa(CO3)3220578,220579,22058027770
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O12205783531
Copper  (*)CopperCu3220578,220579,2205803846
Cuprite  (*)Not in a structural groupCu2O12205782970
Datolite  (*)GadoliniteCaB(SiO4)(OH)1220578498
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)2220578,2205808173
Gypsum  (*)GypsumCa(SO4)·2H2O06890
Hematite  (*)CorundumFe2O3014640
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)405591
Kinoite  (*)NoneCa2Cu2Si3O10·2H2O2220578,22057917
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Malachite  (*)MalachiteCu2(CO3)(OH)2122057812537
Microcline  (*)FeldsparK(AlSi3O8)12205784924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2017380
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)212205801898
Quartz  (*)QuartzSiO22220578,22058061156
Silver  (*)CopperAg2220578,2205805186



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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