Pitchstone dike (96% glass!) exposed on the shore.

See "Drumadoon and the Tormore Dykes, Isle of Arran" Geological Society of Glasgow Excursion Itineraries by J.G. MacDonald for a map of the dykes

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

ⓘ Fayalite

ⓘ 'Glass'

ⓘ Mordenite

ⓘ Quartz

3 valid minerals.

Detailed Mineral List:

ⓘ Fayalite

Formula: Fe²⁺₂(SiO₄)

References:

Harris, P. G., Brindley, G. W. (1954) Mordenite as an alteration product of a pitchstone glass. American Mineralogist, 39 (9-10) 819-824

ⓘ 'Glass'

References:

Harris, P. G., Brindley, G. W. (1954) Mordenite as an alteration product of a pitchstone glass. American Mineralogist, 39 (9-10) 819-824

ⓘ Mordenite

Formula: (Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O

References:

Harris, P. G., Brindley, G. W. (1954) Mordenite as an alteration product of a pitchstone glass. American Mineralogist, 39 (9-10) 819-824

ⓘ Quartz

Formula: SiO₂

References:

Harris, P. G., Brindley, G. W. (1954) Mordenite as an alteration product of a pitchstone glass. American Mineralogist, 39 (9-10) 819-824

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
Group 9 - Silicates
ⓘ	Fayalite	9.AC.05	Fe²⁺₂(SiO₄)
ⓘ	Mordenite	9.GD.35	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Unclassified
ⓘ	'Glass'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
O	Oxygen
O	ⓘ Fayalite	Fe₂²⁺(SiO₄)
O	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
O	ⓘ Quartz	SiO₂
Na	Sodium
Na	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Al	Aluminium
Al	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Si	Silicon
Si	ⓘ Fayalite	Fe₂²⁺(SiO₄)
Si	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Si	ⓘ Quartz	SiO₂
K	Potassium
K	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Ca	Calcium
Ca	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Fe	Iron
Fe	ⓘ Fayalite	Fe₂²⁺(SiO₄)

Other Regions, Features and Areas containing this locality

British and Irish IslesGroup of Islands

Eurasian PlateTectonic Plate

CaledonidesOrogenic Belt

EuropeContinent

Scotland
- ⭔StrathclydeRegion

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