BGS mineralogy and petrology collection record

Sample number MR15469
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Elvan - Dyke In Rhyolite'
Stratigraphy Not entered
Comments Elvan - dyke in Rhyolite,Collected byJ. G. Jones J1399
Locality details Centre of northern face, Quarry at top of Withuse Down a quarter of a mile south of Withuse Farm, ? Peuinsula, Cornwall,
50k map sheet Plymouth (348)

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Map reference 50:20,4:14
Year collected 1936 
Bore name Not applicable
Confidentiality No restrictions