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The Quarterly journal of the Geological Society of London . VICI ITT OF TLE UPPER PAET OF LOCH MAEEE Maree as far as Ben Slioch and little to the north of the Loch Maree hotel They vary considerahly some as in the Laggau valley being mainly quartz and felspar with little of green micaceous mineral others ordinary mica or hornblendegneiss