|Comments:||Basalt is present in the migmatites at the eastern end of the cliff.|
The chemistry is certainly modified by the presence and intimate intermingling of a felsic (Granitoid) component.
Mafic (Basalt) dykes may be identified in various locations at this site.
|Mineral Data:||Click here to view Basalt data|
|Locality Data:||Click here to view Thorny Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK|