BGS mineralogy and petrology collection record

Sample number S16645; S16645/A; S16645/B;
Sample Donor Richey, James E.
Rock name 'Original entry: Basic Talaidh Type'
Stratigraphy Not entered
Comments Inclined sheet, 30 ft, complex; Memoir, p. 285
Locality details 800 yds WNW of spot ht 1939 ft Beinn a' Ghraig
50k map sheet Mull (44)

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Map reference NM 5332 3763
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


S16645/A

Cross Polarized, S16645/A

Plane Polarized, S16645/A

Plane Polarized, S16645/A


S16645/B

Cross Polarized, S16645/B

Plane Polarized, S16645/B

Plane Polarized, S16645/B