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Keweenaw Point, Keweenaw Co., Michigan, USAi
Regional Level Types
Keweenaw PointPoint
Keweenaw Co.County
MichiganState
USACountry

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Key
Lock Map
Latitude & Longitude (WGS84):
47° 24' 10'' North , 87° 42' 42'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Copper Harbor108 (2017)15.2km



Regions containing this locality

North America PlateTectonic Plate
Keweenaw Peninsula, Michigan, USAPeninsula

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

9 valid minerals.

Detailed Mineral List:

Aluminoceladonite
Formula: K(Mg,Fe2+)Al(Si4O10)(OH)2
Reference: Mineralogy of Michigan (E. W. Heinrich & G. W. Robinson)
Analcime
Formula: Na(AlSi2O6) · H2O
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson; Tschernich, R. (1992): Zeolites of the World, 66
Calcite
Formula: CaCO3
Reference: Larry Maltby
Celadonite
Formula: K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Reference: yalmer primeau
'Chlorite Group'
Reference: Yalmer Primeau Collection
Datolite
Formula: CaB(SiO4)(OH)
Habit: porcellaneous masses
Colour: yellow
Description: Vein in Lake Superior
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
'Heulandite subgroup'
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Mesolite
Formula: Na2Ca2Si9Al6O30 · 8H2O
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Quartz
Formula: SiO2
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Quartz var: Agate
Reference: Paul T. Brandes
Quartz var: Amethyst
Formula: SiO2
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
Quartz var: Chalcedony
Formula: SiO2
Reference: Paul T. Brandes
Quartz var: Lake Superior Agate
Formula: SiO2
Reference: Paul T. Brandes
Quartz var: Smoky Quartz
Formula: SiO2
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson
'Thomsonite'
Reference: Mineralogy of Michigan (2004) Heinrich & Robinson

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
var: Agate4.DA.05SiO2
var: Amethyst4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
var: Lake Superior Agate4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Aluminoceladonite9.EC.15K(Mg,Fe2+)Al(Si4O10)(OH)2
Analcime9.GB.05Na(AlSi2O6) · H2O
Celadonite9.EC.15K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Datolite9.AJ.20CaB(SiO4)(OH)
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Mesolite9.GA.05Na2Ca2Si9Al6O30 · 8H2O
Natrolite9.GA.05Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Heulandite subgroup'-
'Thomsonite'-

List of minerals arranged by Dana 8th Edition classification

Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with B in [4] coordination
Datolite54.2.1a.1CaB(SiO4)(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Celadonite71.2.2a.6K(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Mesolite77.1.5.4Na2Ca2Si9Al6O30 · 8H2O
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Mixtures, etc.
Aluminoceladonite-K(Mg,Fe2+)Al(Si4O10)(OH)2
'Chlorite Group'-
'Heulandite subgroup'-
Quartz
var: Agate
-SiO2
var: Amethyst-SiO2
var: Chalcedony-SiO2
var: Lake Superior Agate-SiO2
var: Smoky Quartz-SiO2
'Thomsonite'-

List of minerals for each chemical element

HHydrogen
H DatoliteCaB(SiO4)(OH)
H AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
H AnalcimeNa(AlSi2O6) · H2O
H LaumontiteCaAl2Si4O12 · 4H2O
H MesoliteNa2Ca2Si9Al6O30 · 8H2O
H NatroliteNa2Al2Si3O10 · 2H2O
H CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
BBoron
B DatoliteCaB(SiO4)(OH)
CCarbon
C CalciteCaCO3
OOxygen
O DatoliteCaB(SiO4)(OH)
O AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
O AnalcimeNa(AlSi2O6) · H2O
O LaumontiteCaAl2Si4O12 · 4H2O
O MesoliteNa2Ca2Si9Al6O30 · 8H2O
O NatroliteNa2Al2Si3O10 · 2H2O
O Quartz (var: Amethyst)SiO2
O Quartz (var: Smoky Quartz)SiO2
O Quartz (var: Lake Superior Agate)SiO2
O Quartz (var: Chalcedony)SiO2
O CalciteCaCO3
O CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
O QuartzSiO2
NaSodium
Na AnalcimeNa(AlSi2O6) · H2O
Na MesoliteNa2Ca2Si9Al6O30 · 8H2O
Na NatroliteNa2Al2Si3O10 · 2H2O
MgMagnesium
Mg AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
Mg CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
AlAluminium
Al AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
Al AnalcimeNa(AlSi2O6) · H2O
Al LaumontiteCaAl2Si4O12 · 4H2O
Al MesoliteNa2Ca2Si9Al6O30 · 8H2O
Al NatroliteNa2Al2Si3O10 · 2H2O
SiSilicon
Si DatoliteCaB(SiO4)(OH)
Si AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
Si AnalcimeNa(AlSi2O6) · H2O
Si LaumontiteCaAl2Si4O12 · 4H2O
Si MesoliteNa2Ca2Si9Al6O30 · 8H2O
Si NatroliteNa2Al2Si3O10 · 2H2O
Si Quartz (var: Amethyst)SiO2
Si Quartz (var: Smoky Quartz)SiO2
Si Quartz (var: Lake Superior Agate)SiO2
Si Quartz (var: Chalcedony)SiO2
Si CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
Si QuartzSiO2
KPotassium
K AluminoceladoniteK(Mg,Fe2+)Al(Si4O10)(OH)2
K CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2
CaCalcium
Ca DatoliteCaB(SiO4)(OH)
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca MesoliteNa2Ca2Si9Al6O30 · 8H2O
Ca CalciteCaCO3
FeIron
Fe CeladoniteK(Mg,Fe2+)Fe3+(Si4O10)(OH)2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Ma



ID: 3185648

Age: Anthropocene ( Ma)

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Tschernich, R. (1992), Zeolites of the World: 66.
Heinrich & Robinson (2004), Mineralogy of Michigan.

Mindat Articles

Keweenaw (Part 1) Keweenaw Point by Larry Maltby


Localities in this Region
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