BGS mineralogy and petrology collection record

Sample number E49607; E49607/A; E49607/B; MR33087; COLLNODAN1524;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Fine granite with abundant megacrysts.
Locality details Old quarry, Caer Bran, 1.37 Km. bearing 250 deg from Sancreed Church.
50k map sheet Penzance (358)

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Map reference SW 4076 2888
Year collected 1976 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E49607/A

Cross Polarized, E49607/A

Plane Polarized, E49607/A

Plane Polarized, E49607/A


E49607/B

Cross Polarized, E49607/B

Plane Polarized, E49607/B

Plane Polarized, E49607/B