- Material:
- Limestone
- Category:
- Carbonate, Sedimentary
- Alternative name(s):
- Clonmacnoise Crinoidal Limestone, Irish Grey Marble
- Colour:
- Pale to Dark Grey
- Place of origin:
- Offaly, Ireland
- Rock Unit Name:
- Waulsortian Limestone
- Geological Age:
- Carboniferous
- Related Material (same rock unit):
- Limerick Red Marble, Waulsortian Limestone (undifferentiated), Carrigacrump Limestone, Moneen Marble, Cloonagh (Clonagh) Limestone, Donoman (Dunnaman) Limestone, Kilbreedy Limestone, Rathkeale (Commons) Limestone, Clorane (Clorhane) Limestone, Tuogh Limestone, Cratloe (Crattloe) Limestone, Rynana (Rineanna) Limestone, Shandon Limestone, Whitechurch Limestone, Lismore Castle Limestone, Saleen Limestone, Muckross Red Marble
Notes:
A mottled grey limestone packed with large crinoids in a grey matrix. Longitudional and transverse sections of the fossils result in an attractive appearance, especially when polished. It was extensively worked at the Killaloe Marble Works, to which it were transported by water.References
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