there are the Gardar alkaline pegmatitic intrusions of augite syenite, gabbro, etc. To the west and southwest are Palaeozoic carbonatite complexes at...
Main rock types in the Espoo bedrock include gneiss, migmatite, granite, gabbro, amphibolite and mica schist. Rare orbicular granite can be found in Nuuksio...
and St Kilda are formed from much later tertiary basalt and basalt and gabbros respectively. The sandstone at Broad Bay was once thought to be Torridonian...
Mesozoic gabbro-norite pipe. No significant placer mining was done on Admiralty. About 500,000 ounces of gold, almost all from the currently operating...
building, to south southwest is a narrow belt of dacite flanked by two gabbro sills (one of which forms the largest island), with some more dacite under...
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Newfoundland
Canada