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Brittle structures: Joints and Veins

Except where otherwise stated, images on this page are copyright © J.Waldron 1998
solution weathering along joints in limestone Joints in limestone, weathered to produce karstic 'clints' and 'grikes'. Early Ordovician St. George Group, Port au Port Peninsula, southwest Newfoundland (© G.S. Stockmal 1998)
en echelon tension gash veins En-echelon tension gashes. Mesozoic-Cenozoic Amaliapolis Complex, Othrys, Greece
fibre-filled quartz vein Fibre-filled vein. Bray Group, Southeast Ireland
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