BGS mineralogy and petrology collection record

Sample number S21473; S21473/A;
Sample Donor Richey, James E.
Rock name 'Original entry: Olivine-Dolerite Or -Basalt'
Stratigraphy Not entered
Comments Central acid intrusion, near edge; Memoir, p. 350
Locality details 1100 yds ENE of Achnaha
50k map sheet Coll (51)

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Map reference NM 4730 6863
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


S21473

Cross Polarized, S21473

Plane Polarized, S21473

Plane Polarized, S21473


S21473/A

Cross Polarized, S21473/A

Plane Polarized, S21473/A

Plane Polarized, S21473/A