BGS mineralogy and petrology collection record

Sample number	N1470; COLLNOHL3805;
Sample Donor	Land,D.H.
Rock name	Igneous Rock And Igneous Sediment (Hierarchy). 'Original entry: Igneous Rock'
Stratigraphy	Not entered
Comments	Crater lava
Locality details	By Queen's Drive, 380m ENE of St. Leonard's Tunnel E portal
50k map sheet	Edinburgh (32E) View images in GeoScenic related to 'Edinburgh' View a geological map near 'Edinburgh'
Map reference	NT 2773 7258
Year collected	1998
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.