f-bearing syenite HS

Foid-Bearing Syenite Hand Sample Photos. Click on any photo for a larger image. Some of the larger images may be on other web sites and will open in a new window.

Foid-bearing Syenite Hand Sample

fbsynhs_001. A nepheline analcime syenite formed from a doleritic intrusion at Cnoc Rhaonastil, Isle of Islay, Scotland. The field of view is about 7 cm across. Image from the UK Virtual Microscope.



Foid-bearing Syenite Hand Sample

fbsynhs_003. Nepheline-bearing syenite, Borralan intrusion, Loch Borralan, Scotland. This syenite thin section contains large brownish crystals of garnet, elongate crystals of orthoclase, nepheline, and phlogopite mica. The field of view is about 7 cm across. Image from the UK Virtual Microscope.