BGS mineralogy and petrology collection record

Sample number S49820; COLLNOYC993;
Sample Donor Mykura,W.
Rock name 'Original entry: Fine- To Medium-Grained Holocrystalline Basic Or Sub-Basic Igneous Rock'
Stratigraphy Not entered
Comments Fine- to medium-grained holocrystalline basic or sub-basic dyke
Locality details Sildi Geo, 260 yds WSW of of Snarra Ness
50k map sheet West Shetland ? (127)

View images in GeoScenic related to 'West Shetland ?'

View the geology near 'West Shetland ?'

Map reference HU 239 568
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


S49820

Cross Polarized, S49820

Plane Polarized, S49820

Plane Polarized, S49820