BGS mineralogy and petrology collection record

Sample number E2476
Sample Donor Not entered
Rock name Not entered
Stratigraphy Not entered
Comments lamprophyre [ altered greenstone ]: sphene, epidote and zoisite abundant and all embedded in a matrix of brown mica. A little hornblende is present. Apparently a thermometamorphosed greenstone, very highly altered. - see Lamplugh p309
Locality details cliff S side of Barony Hill: altered greenstone dyke 0.5" from contact with 15' elvan (see p130 fig 36)
50k map sheet Isle of Man (46)

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Map reference SC 46748 86940
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E2476

Cross Polarized, E2476

Plane Polarized, E2476

Plane Polarized, E2476