BGS mineralogy and petrology collection record

Sample number E49686; E49686/A; E49686/B; E49686/C; MR33145; COLLNODAN1657;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Granite, (greisened), with fine granite vein.
Locality details St. Michael's Mount, SW. side, 3.8 Km. bearing 100 deg from Penzance Station.
50k map sheet Penzance (351)

View images in GeoScenic related to 'Penzance'

View a geological map near 'Penzance'

Map reference SW 5139 2976
Year collected 1976 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E49686/A

Cross Polarized, E49686/A

Plane Polarized, E49686/A

Plane Polarized, E49686/A


E49686/B

Cross Polarized, E49686/B

Plane Polarized, E49686/B

Plane Polarized, E49686/B


E49686/C

Cross Polarized, E49686/C

Plane Polarized, E49686/C

Plane Polarized, E49686/C