Metamorphic Geology of Leornian

Units: A12 and A13

image MS-11

full-size image


This is an example of boudinage. Extreme extension of an amphibolite sheet has resulted in separation of the sheet into discrete blocks called boudins. The intervening space has been replaced by gneiss and recrystallised material.

Scale: coin is 30 mm in diameter

Grid reference: 929 221

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This page is maintained by Roger Suthren

Last Modified: 21 October, 2008