BGS mineralogy and petrology collection record

Sample number E72381; COLLNOCT1106;
Sample Donor Johnson,E.W.
Rock name Andesite. 'Original entry: Andesite'
Stratigraphy Caradoc. Borrowdale Volcanic Group.
Comments extensively altered porphyritic andesite with much calcite
Locality details not recorded
50k map sheet Cumbria or Ambleside (38)

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Map reference SD 2006 9065
Year collected 1986 
Bore name Not applicable
Confidentiality No restrictions