BGS mineralogy and petrology collection record

Sample number MR19102
Sample Donor Not entered
Rock name Granite. 'Original entry: Medium Grained Slightly Porphyritic Grey Granite - Post-Carboniferous'
Stratigraphy Carboniferous.
Comments Medium grained slightly porphyritic grey granite - Post-Carboniferous,Post-Carboniferous,Collected byG.H. Collins C251
Locality details Heckwood Quarry,Heckwood Quarry,
50k map sheet Dartmoor Forest (338)

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Map reference SX 544 738
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions