BGS mineralogy and petrology collection record

Sample number S21253
Sample Donor Richey, James E.
Rock name 'Original entry: Quartz-Dolerite'
Stratigraphy Not entered
Comments Large intrusive mass in volcanic vent; Memoir pp. 83, 169; Summ Prog 1924, p. 118
Locality details Cliffs 500 ft above Camas nan Clacha Mora, Beinn Hiant
50k map sheet Tobermory (52)

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Map reference NM 526 629
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


S21253

Cross Polarized, S21253

Plane Polarized, S21253

Plane Polarized, S21253