BGS mineralogy and petrology collection record

Sample number E2398
Sample Donor Not entered
Rock name Not entered
Stratigraphy Not entered
Comments granitic mylonite [ mica granite or microgranite ]: fine granulitic quartz feldspar matrix of Foxdale elvan type; well foliated, with only rounded porphyritic quartz. Foliation due to muscovite or sericite in sheets in which occur flakes of biotite o
Locality details stream SE of Block Eary, 140yds E of mountain fence: a white granular rock with bands of black mica, sheared
50k map sheet Not entered
Map reference Not entered
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions