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| Keywords: The Quarterly journal of the Geological Society of London (13204753543).jpg OVERLYING ROCKS OF ROSS AND INVERNESS <br> 145 <br> Prof Bonney They include coarse and fine-grained granitoid <br> gneisses containing garnets and sphene a well-marked augen-gneiss <br> dull-coloured and bright silvery mica-schists containing abundance <br> of garnets and micaceous gneisses with bands of white and black <br> mica with a moderate amount of quartz felspar c <br> On the south side of Loch Eoshk the same characteristic gneisses <br> and mica-schists appear and with a similar strike <br> No 5 is typical of the series in the shoulder of the hill between <br> the east end of Loch Eoshk and the valley to the south towards <br> Glen Carron which the Dingwall and Skye Railway traverses To <br> the east of the railway the rocks are also highly typical of the Ben- <br> Fyn series They lie at a high angle with an easterly dip Here <br> and there contortions are recognizable ; but the only very definite <br> change in the dip observed was in the mountains south of Loch <br> Luichart f In this area as in the Ben-Fyn group of mountains the <br> degree of alteration is equal throughout from the base of the series <br> to the top ; and that the metamorphism cannot be due to any local <br> mechanical disturbance is perfectly clear from the evenly bedded <br> character of the majority of the rocks In every specimen examined <br> an intimately crystalline condition was observable such as is usually <br> considered characteristic of the true gneisses and schists ; and gene- <br> rally also the minerals sphene and garnet which could not have been <br> originally present in the sediments occur in abundance throughout <br> the rocks <br> 4 Ben Eay and Loch Clare to Glen Carron fig 1 <br> This section is taken in a line nearly due south of one described <br> in my previous paper It illustrates the general order of succession <br> to the south of Loch Maree whilst the former indicated the <br> Kg 1 ” Section from Ben Eay by Lochs Clare and Coulan to the S E of Glen Cai <br> Scale inch to 1 mile <br> r w <br> S E <br> Faults <br> Loch Coulan <br> Glen Carron <br> c c Gairloch and Ben-Fyn series <br> e Limestone series <br> d Torridon Sandstone d\ Quartz rock <br> / Glen-Docherty series <br> order on the north side As previously mentioned the fault along <br> Loch Maree has thrown down the floor and the overlying beds on <br> the south side to a much lower level ; and in consequence the old <br> floor is lost further westward than on the north side The diffi- <br> Quart Journ Geol Soc vol xxxvi p 03 <br> t It is also mentioned by Murchison as occurring in Ben Eigen 36928730 113681 51125 Page 145 Text 39 http //www biodiversitylibrary org/page/36928730 1883 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 39 1883 Geology Periodicals Smithsonian Libraries bhl page 36928730 dc identifier http //biodiversitylibrary org/page/36928730 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-16 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/13204753543 2015-08-26 13 51 44 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1883 Photos uploaded from Flickr by Fæ using a script | ||||
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