BGS mineralogy and petrology collection record

Sample number N1009; COLLNORYF158;
Sample Donor Ball, F.Derek
Rock name Rhyolite. 'Original entry: Felsitic Rhyolite'
Stratigraphy Not entered
Comments Felsitic rhyolite intrusion in Permian strata
Locality details BH4 (BGS Scot, GW Reg No. 93/6), Machrie area, West Arran
50k map sheet Arran (Millport) (21)

View images in GeoScenic related to 'Arran'

View a geological map near 'Arran'

Map reference NR 9147 3176
Year collected 1998 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, N1009

Plane Polarized, N1009

Plane Polarized, N1009