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Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA i
Regional Level Types
Keweenaw Point Point
Grant Township Township
Keweenaw County County
Michigan State
USA Country

Regional Level Types
Keweenaw Point	Point
Grant Township	Township
Keweenaw County	County
Michigan	State
USA	Country

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Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Agate

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Agate

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Analcime

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA

Latitude & Longitude (WGS84):

47° 24' 10'' North , 87° 42' 42'' West

Latitude & Longitude (decimal):

Type:

Köppen climate type:

Dfb : Warm-summer humid continental climate

Nearest Settlements:

Place	Population	Distance
Copper Harbor	108 (2017)	15.2km

Mindat Locality ID:

33354

Long-form identifier:

mindat:1:2:33354:9

GUID (UUID V4):

No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

9 valid minerals.

Detailed Mineral List:

ⓘ Aluminoceladonite

Formula: K(MgAl◻)(Si₄O₁₀)(OH)₂

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Analcime

Formula: Na(AlSi₂O₆) · H₂O

References:

Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Calcite

Formula: CaCO₃

References:

Larry Maltby

ⓘ Celadonite

Formula: K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂

References:

Yalmer Primeau

✪ Datolite

Formula: CaB(SiO₄)(OH)

Habit: porcellaneous masses

Colour: yellow

Description: Vein in Lake Superior

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Laumontite

Formula: CaAl₂Si₄O₁₂ · 4H₂O

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Mesolite

Formula: Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Quartz

Formula: SiO₂

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Quartz var. Agate

Formula: SiO₂

References:

Paul T. Brandes

ⓘ Quartz var. Amethyst

Formula: SiO₂

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ Quartz var. Chalcedony

Formula: SiO₂

References:

Paul T. Brandes

ⓘ Quartz var. Lake Superior Agate

Formula: SiO₂

References:

Paul T. Brandes

ⓘ Quartz var. Smoky Quartz

Formula: SiO₂

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

ⓘ 'Thomsonite Subgroup'

References:

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz var. Agate	4.DA.05	SiO₂
ⓘ	var. Amethyst	4.DA.05	SiO₂
ⓘ	var. Chalcedony	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	var. Smoky Quartz	4.DA.05	SiO₂
ⓘ	var. Lake Superior Agate	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 9 - Silicates
ⓘ	Datolite	9.AJ.20	CaB(SiO₄)(OH)
ⓘ	Celadonite	9.EC.15	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
ⓘ	Aluminoceladonite	9.EC.15	K(MgAl◻)(Si₄O₁₀)(OH)₂
ⓘ	Mesolite	9.GA.05	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Laumontite	9.GB.10	CaAl₂Si₄O₁₂ · 4H₂O
Unclassified
ⓘ	'Thomsonite Subgroup'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
H	ⓘ Datolite	CaB(SiO₄)(OH)
H	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
H	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
B	Boron
B	ⓘ Datolite	CaB(SiO₄)(OH)
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Quartz var. Agate	SiO₂
O	ⓘ Quartz var. Amethyst	SiO₂
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Datolite	CaB(SiO₄)(OH)
O	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
O	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Quartz var. Smoky Quartz	SiO₂
O	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
O	ⓘ Quartz var. Lake Superior Agate	SiO₂
Na	Sodium
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Na	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Mg	Magnesium
Mg	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
Mg	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
Al	Aluminium
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Al	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
Si	Silicon
Si	ⓘ Quartz var. Agate	SiO₂
Si	ⓘ Quartz var. Amethyst	SiO₂
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Datolite	CaB(SiO₄)(OH)
Si	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Si	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Quartz var. Smoky Quartz	SiO₂
Si	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
Si	ⓘ Quartz var. Lake Superior Agate	SiO₂
K	Potassium
K	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂
K	ⓘ Aluminoceladonite	K(MgAl◻)(Si₄O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Datolite	CaB(SiO₄)(OH)
Ca	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Ca	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Fe	Iron
Fe	ⓘ Celadonite	K(MgFe³⁺◻)(Si₄O₁₀)(OH)₂

Mindat Articles

Keweenaw (Part 1) Keweenaw Point by Larry Maltby

Other Regions, Features and Areas containing this locality

North AmericaContinent

Lake SuperiorLake

North America PlateTectonic Plate

Mid-continent DomainDomain
Mid-continent RiftNarrow Rift

USA

Michigan
- Keweenaw PeninsulaPeninsula
Midcontinent RiftGeologic Province

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References

Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.

Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.

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Keweenaw Point, Grant Township, Keweenaw County, Michigan, USAiRegional Level TypesKeweenaw PointPoint Grant TownshipTownship Keweenaw CountyCounty MichiganState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Mineral List

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Mindat Articles

Other Regions, Features and Areas containing this locality

References

Keweenaw Point, Grant Township, Keweenaw County, Michigan, USA i
Regional Level Types
Keweenaw Point Point
Grant Township Township
Keweenaw County County
Michigan State
USA Country