BGS mineralogy and petrology collection record

Sample number S22291
Sample Donor Richey, James E.
Rock name 'Original entry: Trachyte'
Stratigraphy Not entered
Comments ?p. bostonite; from agglomerate portion of Ben Hiant vent; memoir, pp. 133, 134
Locality details 0.375 mile ESE of summit of Ben Hiant
50k map sheet Tobermory (52)

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Map reference NM 5424 6323
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


S22291

Cross Polarized, S22291

Plane Polarized, S22291

Plane Polarized, S22291