BGS mineralogy and petrology collection record

Sample number	E52789; COLLNOBDH8276;
Sample Donor	Old,R.A.
Rock name	'Original entry: Calcite Mudstone'
Stratigraphy	Not entered
Comments	CARBONIFEROUS LST ? TUFFACEOUS
Locality details	TYTHERINGTON BH DEPTH 94.20m
50k map sheet	Malmesbury (251) View images in GeoScenic related to 'Malmesbury' View the geology near 'Malmesbury'
Map reference	ST 66 88
Year collected	Not entered
Bore name	Tytherington
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.