BGS mineralogy and petrology collection record

Sample number MR33139; COLLNODAN1643;
Sample Donor Dangerfield, J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Fine grained megacrystic poor grading into finer contaminated megacrystic granite
Locality details Brash, W side of Upper Zennor Valley, 1.75km at 130deg from St.Sennara's Church. Zennor
50k map sheet Penzance (351)

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Map reference SW 4685 3740
Year collected 1976 
Bore name Not applicable
Confidentiality No restrictions