BGS mineralogy and petrology collection record

Sample number S21254; S21254/A;
Sample Donor Richey, James E.
Rock name 'Original entry: Olivine-Dolerite / Basalt,Porphyritic?'
Stratigraphy Not entered
Comments Large intrusive mass in volcanic vent; Memoir pp. 151, 152; Summ Prog 1924, p. 118
Locality details In stream bank 0.375 mile + 45 yds S 19 deg E of Ben Hiant, 0.5 mile W 24 deg N of Blourbleige
50k map sheet Tobermory (52)

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Map reference NM 540 626
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


S21254

Cross Polarized, S21254

Plane Polarized, S21254

Plane Polarized, S21254


S21254/A

Cross Polarized, S21254/A

Plane Polarized, S21254/A

Plane Polarized, S21254/A