BGS mineralogy and petrology collection record

Sample number E51967; E51967/A; E51967/B; MR54177; COLLNO18;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name Tuff. 'Original entry: Tuff'
Stratigraphy Not entered
Comments Aplite stringer in keratophyric tuff. White mineral on joint. (7th aplite stringer).
Locality details Meldon BH. No. 1. 0.8 Km. at 118 deg. from Meldon Church, 3.6 Km. at 061 deg. from Sourton Church.
50k map sheet Okehampton (324)

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Map reference SX 5672 9202
Year collected 1978 
Bore name Meldon Bh. No.1. Devon.
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E51967/A

Cross Polarized, E51967/A

Plane Polarized, E51967/A

Plane Polarized, E51967/A


E51967/B

Cross Polarized, E51967/B

Plane Polarized, E51967/B

Plane Polarized, E51967/B