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:
Higganum, Haddam, Middlesex Co., Connecticut, USA


mindat Locality ID: 222032
mindat URL: http://www.mindat.org/loc-222032.html

Tectonic Settings:

Total number of sublocalities beneath "Higganum, Haddam, Middlesex Co., Connecticut, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Forest Ridge Road
Haddam Volunteer Fire Station
State Route 9 And State Route 81 Interchange
Unnamed Magnetite Occurrences

Latitude: 41°29'22"N
Longitude: 72°32'59"W
Decimal Degree (lat, lon): 41.489444444444,-72.549722222222
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 Cl Cu F Fe H K Na O P S Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmorphousAmphiboleApatiteCalciteCancrinite-sodaliteChalcopyriteClayClinozoisiteCorundumEpidote
FeldsparGarnetKaoliniteMicaNatroliteNonePyritePyroxeneQuartzSmectite-vermiculite
SodaliteSpinelTridymite

21 IMA Minerals at location:
Aegirine  (*)Albite  (*)Almandine  (*)Annite  (*)Calcite  (*)
Chalcopyrite  (*)Dickite  (*)Epidote  (*)Fluorapatite  (*)Hastingsite  (*)
Hematite  (*)Magnetite  (*)Microcline  (*)Muscovite  (*)Natrolite  (*)
Nepheline  (*)Nontronite  (*)Opal  (*)Pyrite  (*)Quartz  (*)
Sodalite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O611991141022
Albite  (*)FeldsparNa(AlSi3O8)3199112,199113,1991158803
Almandine  (*)GarnetFe2+3Al2(SiO4)311991122353
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)23199112,199113,199115356
Calcite  (*)CalciteCa(CO3)119911427770
Chalcopyrite  (*)ChalcopyriteCuFeS2119911427198
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)41199114651
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)11991148173
Fluorapatite  (*)ApatiteCa5(PO4)3F11991142740
Hastingsite  (*)AmphiboleNaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)21199114209
Hematite  (*)CorundumFe2O3119911214640
Magnetite  (*)SpinelFe2+Fe3+2O44199112,199113,199114,19911514899
Microcline  (*)FeldsparK(AlSi3O8)3199112,199113,1991154924
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)23199112,199113,19911517380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O11991141236
Nepheline  (*)TridymiteNa3K(Al4Si4O16)1199114884
Nontronite  (*)Clay Smectite-vermiculiteNa0.3Fe3+2(Si,Al)4O10(OH)2·nH2O1199114471
Opal  (*)AmorphousSiO2·nH2O2199112,1991132994
Pyrite  (*)PyriteFeS2119911439462
Quartz  (*)QuartzSiO24199112,199113,199114,19911561156
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl1199114444


No ages have been assigned to this locality yet.
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