BGS mineralogy and petrology collection record

Sample number E62902; COLLNOLC959;
Sample Donor Fortey,N.J.
Rock name Rhyolite. 'Original entry: Rhyolitic Tuff'
Stratigraphy Ashgill. Stockdale Rhyolite Member
Comments Glassy rhyolite, Stockdale-Yarlside Rhyolite
Locality details Stockdale Beck; low in rhyolite
50k map sheet Kendal (39)

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Map reference NY 4922 0581
Year collected 1990 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, E62902

Plane Polarized, E62902

Plane Polarized, E62902