BGS mineralogy and petrology collection record

Sample number E30889; COLLNOJW310;
Sample Donor Wright,J.E.
Rock name 'Original entry: Quartz Biotite Feldspar Bearing Xenolith'
Stratigraphy Not entered
Comments Biotite granite with rounded quartz and feldspar. ? Porphyroblasts from rounded inclusion c. 1' across in Dartmoor Granite.
Locality details 610 Yds. N. 40 deg. E. of Linscott.
50k map sheet Okehampton (324)

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Map reference SX 740 880
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions