BGS mineralogy and petrology collection record

Sample number E51474
Sample Donor Hawkes,J.R.
Rock name 'Original entry: Quartz Bearing , Plagioclase, Brown Mica, Ilmenite Rock With Incipient Cordierite'
Stratigraphy Not entered
Comments Cordierite bearing hornfels. (Tuffaceous rock).
Locality details Promontory between Zawn A Bal an Di Narrow Zawn, 2.2 Km. at 247 deg from Pendeen Church.
50k map sheet Penzance (351)

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Map reference SW 3620 3332
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


E51474

Cross Polarized, E51474

Plane Polarized, E51474

Plane Polarized, E51474