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:
Quincy Mine, Hancock, Houghton Co., Michigan, USA


mindat Locality ID: 3842
mindat URL: http://www.mindat.org/loc-3842.html

Tectonic Settings:

Total number of sublocalities beneath "Quincy Mine, Hancock, Houghton Co., Michigan, USA": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Mesnard Mine (Quincy No. 8 Shaft)
Old Quincy Mine No. 1
Old Quincy Mine No. 2
Pontiac Road
Quincy No. 9 Shaft (Pontiac Mine)

Latitude: 47°8'7"N
Longitude: 88°34'47"W
Decimal Degree (lat, lon): 47.135277777778,-88.579722222222
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 Cl Cu Fe H K Mg Na O S Si Zn 

Elements from minerals reported directly at this locality: Ag Al C Ca Cl Cu Fe H K Mg Na O S Si Zn 

Structural Groups for minerals in this locality: 
AllophaneAnalcimeAtacamiteCalciteClayClinozoisiteCopperEpidoteGadoliniteGypsum
MalachiteMicaNoneNot in a structural groupPrehnitePumpellyiteQuartzRocksalt

19 IMA Minerals at location:
Analcime  (*)Ankerite  (*)Azurite  (*)Calcite  (*)Chrysocolla  (*)
Copper  (*)Cuprite  (*)Datolite  (*)Epidote  (*)Gypsum  (*)
Halite  (*)Laumontite  (*)Malachite  (*)Muscovite  (*)Paratacamite  (*)
Prehnite  (*)Pumpellyite-(Mg)  (*)Quartz  (*)Silver  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O12205541627
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)203092
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)205509
Calcite  (*)CalciteCa(CO3)027770
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O03531
Copper  (*)CopperCu2220550,2205533846
Cuprite  (*)Not in a structural groupCu2O02970
Datolite  (*)GadoliniteCaB(SiO4)(OH)1220550498
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)08173
Gypsum  (*)GypsumCa(SO4)·2H2O06890
Halite  (*)RocksaltNaCl01398
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O01271
Malachite  (*)MalachiteCu2(CO3)(OH)2012537
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2017380
Paratacamite  (*)AtacamiteCu3(Cu,Zn)Cl2(OH)60158
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)212205501898
Pumpellyite-(Mg)  (*)PumpellyiteCa2MgAl2(Si2O7)(SiO4)(OH)2·H2O0106
Quartz  (*)QuartzSiO2122055061156
Silver  (*)CopperAg05186


No ages have been assigned to this locality yet.
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