Granite Thin Section 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.

Missing Thin Section

grnts_001. Muscovite-biotite granite from Concord, NH, USA (Concord Granite). Wards Collection of North American rocks, Smith College sample (W-12).



Granite Thin Section

grnts_002. A granite from the Rosemanowes Quarry in Conwall, UK, collected from a borehole taken at the site. The sample contains orthoclase, plagioclase, quartz, biotite, and minor tourmaline. Image from the UK Virtual Microscope.



Granite Thin Section

grnts_003. Granite, Island of Lundy, United Kingdom. Pale granite with orthoclase perthite, plagioclase, pale brown biotite, and muscovite. Image from the UK Virtual Microscope.