BGS mineralogy and petrology collection record

Sample number MR23493
Sample Donor Not entered
Rock name 'Original entry: None Given'
Stratigraphy Archaean. Lewisian Complex.
Comments none given,Lewisian,Precambrian,Collected byColvilles Ltd
Locality details Colville's BH No.2,Colvilles BH No.2, 11 ft 9 ins (inclined 40 deg to E), 2/3 mile at 340deg from Heylipol church at Barrapoll, Tiree,
50k map sheet Tiree (42)

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Map reference NL 962 442
Year collected 1961 
Bore name Not applicable
Confidentiality No restrictions