BGS mineralogy and petrology collection record

Sample number S13979; S13979/A; S13979/B;
Sample Donor Bloodworth, A.J
Rock name 'Original entry: Calcareous Band In Pelitic Gneiss'
Stratigraphy Not entered
Comments Garnet-hornblende-bearing quartzose band; Summ Prog. for 1908, p. 55; Pre-Tertiary mem, p. 11
Locality details Roadside 0.25 mile ESE of Bunessan Pier
50k map sheet Iona (43)

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Map reference NM 3776 2209
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


S13979/A

Cross Polarized, S13979/A

Plane Polarized, S13979/A

Plane Polarized, S13979/A


S13979/B

Cross Polarized, S13979/B

Plane Polarized, S13979/B

Plane Polarized, S13979/B