Tertiary igneous rocks

Units: IG7 and IG10

image TI-16

full-size image

A thin basalt dyke (unit IG10) intruding cumulate rocks of unit IG7. The dyke appears to occupy an extensional fracture. This dyke is too narrow to show on the geological map.


Scale: lens cap is 50 mm in diameter

Grid reference: 951 383

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This page is maintained by Roger Suthren

Last Modified: 23 October, 2008