BGS mineralogy and petrology collection record

Sample number S33681; S33681/A; MR17070; COLLNOJ715;
Sample Donor Not entered
Rock name 'Original entry: Quartz-Feldspar Granulite'
Stratigraphy Not entered
Comments Quartz-feldspar granulite, with muscovite, biotite and tourmaline
Locality details Olna Firth, roadside 1/2ml. W of junction of road to Moss Bank
50k map sheet Central Shetland (128)

View images in GeoScenic related to 'Central Shetland'

View the geology near 'Central Shetland'

Map reference HU 401 638
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S33681

Cross Polarized, S33681

Plane Polarized, S33681

Plane Polarized, S33681


S33681/A

Cross Polarized, S33681/A

Plane Polarized, S33681/A

Plane Polarized, S33681/A