Granodiorite 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.

Granodiorite Hand Sample
granodiohs_001. A granodiorite from Bolivia collected by Jim Miller for his Ph.D. thesis. The sample contains quartz, feldspar, biotite, and some apatite. Specimen width is 5cm. Image from the UK Virtual Microscope.



Granodiorite Hand Sample
granodiohs_002. A granodiorite from Loch Doon Scotland. This sample contains quartz, feldspar, biotite, amphibole, and some zircon. Specimen width is 5cm. Image from the UK Virtual Microscope.



Granodiorite Hand Sample
granodiohs_005. A granodiorite from Chambon, Massif Central, France. This sample contains quartz, plagioclase, K-feldspar, biotite, and amphibole. Specimen width is 11 cm. Image from the The Museum of Mineralogy and Petrography Grigore Cobalcescu on Sketchfab.



Granodiorite Hand Sample
granodiohs_006. A muscovite-biotite (peraluminous) granodiorite from Rocklin, California, USA. Minerals present include biotite, muscovite, plagioclase, orthoclase, and quartz. Cenitmeter scale. US Geological Survey Study Collection, Hamilton College (USGS-66). To see the original, zoomable image on ArtStor click here.



Granodiorite Hand Sample
granodiohs_007. A muscovite-biotite (peraluminous) granodiorite from Brattleboro, VT, USA. Minerals present include biotite, muscovite, plagioclase, microcline, and quartz. Cenitmeter scale. US Geological Survey Study Collection, Hamilton College. To see the original, zoomable image on ArtStor click here.