Cavities and veins in Triassic basalt sea cliffs. In 2004, one of the Pinnacle's collapsed leaving only one remaining. The collapsed pinnacle produced some of the largest and finest gmelinites ever found.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

ⓘ Analcime

ⓘ 'Apophyllite Group'

ⓘ Chabazite-Ca

✪ 'Gmelinite Subgroup'

ⓘ 'Heulandite Subgroup'

ⓘ 'Stilbite Subgroup'

ⓘ Thomsonite-Ca

7 valid minerals.

Detailed Mineral List:

ⓘ Analcime

Formula: Na(AlSi₂O₆) · H₂O

Habit: trapezohedra

Colour: Colorless

References:

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

ⓘ 'Apophyllite Group'

Formula: AB₄[Si₈O₂₂]X · 8H₂O

References:

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

ⓘ Chabazite-Ca

Formula: (Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O

Colour: salmon red

References:

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

✪ 'Gmelinite Subgroup'

Habit: rhombohedral crystals to 4cm across, with triangular growth hillocks

Colour: salmon-red, reddish orange

References:

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

ⓘ 'Heulandite Subgroup'

Formula: (Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O

References:

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

ⓘ Laumontite

Formula: CaAl₂Si₄O₁₂ · 4H₂O

References:

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

ⓘ Mesolite

Formula: Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O

References:

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

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Habit: radiating groups up to 2.5cm long

Colour: water clear

References:

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

ⓘ Quartz

Formula: SiO₂

References:

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

ⓘ 'Stilbite Subgroup'

Formula: M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

References:

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

ⓘ Thomsonite-Ca

Formula: NaCa₂[Al₅Si₅O₂₀] · 6H₂O

References:

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

Gallery:

ⓘ 'Gmelinite Subgroup'

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
Group 9 - Silicates
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Mesolite	9.GA.05	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
ⓘ	Thomsonite-Ca	9.GA.10	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Laumontite	9.GB.10	CaAl₂Si₄O₁₂ · 4H₂O
ⓘ	Chabazite-Ca	9.GD.10	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
Unclassified
ⓘ	'Apophyllite Group'	-	AB₄[Si₈O₂₂]X · 8H₂O
ⓘ	'Gmelinite Subgroup'	-
ⓘ	'Heulandite Subgroup'	-	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
ⓘ	'Stilbite Subgroup'	-	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Apophyllite Group	AB₄[Si₈O₂₂]X · 8H₂O
H	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
H	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
H	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
H	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
H	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
O	Oxygen
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Apophyllite Group	AB₄[Si₈O₂₂]X · 8H₂O
O	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
O	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
O	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
O	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
O	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
Na	Sodium
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Na	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Na	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Na	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Na	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
Al	Aluminium
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Al	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Al	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Al	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Al	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
Si	Silicon
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Apophyllite Group	AB₄[Si₈O₂₂]X · 8H₂O
Si	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Si	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Si	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Si	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
K	Potassium
K	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
K	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O
Ca	Calcium
Ca	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Ca	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Ca	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Ca	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Ca	ⓘ Chabazite-Ca	(Ca,K₂,Na₂)₂[Al₂Si₄O₁₂]₂ · 12H₂O

Fossils

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References

Howe, A. B. (1876) On gmelinite from Nova Scotia. American Journal of Science, S. 3 Vol. s3-12 (70) 270-274 doi:10.2475/ajs.s3-12.70.270

Pirsson, L. V. (1891) Gmelinite from Nova Scotia. American Journal Of Science, S. 3 Vol. 42. 57-63

Walker, Thomas L., Parsons, Arthur L. (1922) The zeolites of Nova Scotia. Contributions to Canadian Mineralogy, University of Toronto Press. 13-73

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

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Pinnacle Rock, Five Islands, Cumberland Co., Nova Scotia, CanadaiRegional Level TypesPinnacle RockDeposit Five IslandsGroup of Islands Cumberland Co.County Nova ScotiaProvince CanadaCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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Mineral List

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Fossils

References

Pinnacle Rock, Five Islands, Cumberland Co., Nova Scotia, Canada i
Regional Level Types
Pinnacle Rock Deposit
Five Islands Group of Islands
Cumberland Co. County
Nova Scotia Province
Canada Country