INDEX.

Agassiz, Louis, Biographical Note, 90. Borehole at North Berwick, 236. Agates in Western Australia, 12. Boue*, Ami, Biographical Note on, 85. Ailsa Craig, Riebeckite from, 265. Boulder clay at Leith Docks, Origin Ailsyte, Definition of, 266. of, 315. Alethopteris lonchitica, Occurrence of, Boulders, Intercrossing in Applecross, in Carboniferous Beds of Loch Ryan, 38. 111. Orientation of, 108. Allan, Thomas, Biographical Note Bowland Shales, Thickness of, 338. on, 84. Boylestone Quarry, Barrhead, Anal­ American Oil, Production of, 71. cime of, 241. Analcime with faces of the cube, Bryce, James, Biographical Note on, Localities for, 242, VI. 93. Analcime with New Forms, 241. Bryson, Alexander, Biographical Analyses; Granite (Macadam), 394. Note on, 88. Natural Gas (quoted), 65. BROWN, CAMPBELL, On the Occurrence Porphyrite (Macadam), 401. of Gasteropods (Platyostomella Quartz-felsite (Macadam), 410. Scotoburdigalensis) in a Lepidoden­ Rhyolite (Mackie), 460. dron from Craigleith Quarry, Edin­ Sandstones (Mackie), 448. burgh, 244. Andesite of Dumyat, 290. Buckland, William, Biographical Note Anglesey, Occurrence of Sillimanite on, 91. Gneisses, 230. Anticlinal Theory of Oil Distribution, Cadell, Henry, Biographical Note on, 60. 93. Apatite in Cheviot Rocks, 402-409. CADELL, HENRY M., The New Geo­ Apophyllite from Cape Colony, 252. logical Map of the Edinburgh Dis­ Applecross, Intercrossing of Boulders, trict, 15. 38. Petroleum and Natural Gas, Volcanic Necks in, 35. their Geological History and Pro­ Arran, Notes on the Geology of, 268. duction, 51. Ash Neck at Philpstoun, 477. Notes on the Section in the Australia, Western, Commercial New Haymarket Tunnel, 119. Minerals, 6. Note on the Occurrence of Geological Features of Vivianite in an old Lake Bed at the Coast of, 174. Cauldhame, near Linlithgow, 173. Goldfields of, 1. Some Geological Features of the coast of Western Australia, 174. Baku, Production of Oil in, 73. A Visit to the New Zealand Basalt, Spherulitic, from Skye, 381. Volcanic Zone, 183. BELL, DUGALD, Glaciation of the West On an Ash Neck in the Brox­ of Scotland, 49. burn Shale Workings at Philpstoun, On the Orientation of Boulders, 477. 108. Calton Hill, Borehole at, 259. Ben More, Mull, Minerals of, 223. Relation to the Rocks in the Black Hill, Pentlands, Phenocrysts of Neighbourhood, 139. Micropegmatite in Felsite of, 483. CALVERT, A. E., Western Australia Black, Joseph, Biographical Note on, and its Goldfields, 1. 84. Cambrian Rocks of Warwickshire, Borehole at Calton Hill, 254. 231. 497 498 INDEX.

Cambrian Rocks of Merionethshire, Darwin, Charles, Biographical Note 254. on, 86. Canisp Feldspars, 494. Davidson, Thomas, Biographical Note Canyons, Formation of in Volcanic on, 96. Ash, New Zealand, 190. DAVIS, PROF. W. M., Note on CrolPs Cape Colony, Apophyllite from, 252. Glacial Theory, 77. Carbonia: Its Horizons and Condi­ Desert Conditions in Britain, 203. tions of Occurrence in Scotland, Devonian Period in Britain, Suggested 420. Desert Conditions, 219. Carboniferous Fossils of Viewforth, Suggested Largo, Fife, 488. . Glacial Conditions, 461. — Rocks of Arran, 270. Dumyat, Ochils, Hypersthene-Ande- - Rocks in Great Britain, Sub­ site of, 290. divisions of, 332. Dykes and Sills of the Cheviot Hills, — Rocks of England and Scot­ 397. land, Correlation of, 361. Caspian Sea, Oil Region of the, 62. Edinburgh Geological Society, Foun­ Cauldhame, Occurrence of Vivianite dation of, 91. at, 173. Edinburgh, The New Geological Map, Caves : Kent's Cavern, 21. 15, Mentone, 27. Earthquake, Hereford, of December CementBtone Fossils, Occurrence in 17, 1896, Glacial Deposits at Moffat, 233. Enstatite in Cheviot Rocks, 392, 396, Chambers, Robert, Biographical Note 409. on, 94. (Hypersthene) of Dumyat, 291. Cheviot Hills, Petrology, 390. Erratic in Iona containing Withamite, Climate, Feldspars in Sedimentary 115. Rocks as Indicators of, 443. Erratics in Applecross, 40. Climate in Britain as indicated by in Boulder Clay at Leith, 314. Inverness, the Sandstones, 203. near CLOUGH, C. T., and ALFRED HARKER, 417. On a Coarsely Spherulitic Basalt in Feldspars of Canisp, 494. Skye, 381. Similar Orientation of Ortho­ Coulin Forest, Ross-shire, Valley clase and Albite crystals, 495. Moraines in, 145. Relative susceptibility to de­ Copper Mines of Little Namaqualand, cay, 447, 494. Degradation under humid and Copper Production of Namaqualand, arid conditions, 206. 31. In Sedimentary Rocks as In­ Western Australia, 5. dicators of the Conditions of Con­ Craigleith, Occurrence of Gasteropods temporaneous Climate, 443. in Lepidodendron stem at, 244. Felsophyre of the Cheviot Hills, 403. .Cretaceous Fossils of Moreseat, Aber­ Fleming, John, Biographical Note deenshire, 277. on, 87. Croll, Jame", Biographical Note on, FLETT, JOHN S., A Hypersthene- 98. Andesite from Dumyat (Ochils), CrolTs Glacial Theory, 77. 290. Cunningham, R. J'. Hay, Biographi­ On an Ash Neck in the Brox­ cal Note on, 86. burn Shale Workings at Philps­ CURRIE,. JAMES, Notes on a Visit to toun, 481. the Copper Mines of Little Nama­ On Phenocrysts of Micropeg­ qualand, 30. matite, 482. On an Iona Erratic, Forbes, Edward, Biographical Note containing Withamite, 115. on, 90. The Minerals of the Tertiary Forbes, James D., Biographical Note Eruptive Rocks of Ben More, Mull, on, 90 223. On Apophyllite from Cape Gas, Natural, Composition of, 64. Colony, 252. Gasteropods, occurrence in a Lepido­ Note on the Feldspars of dendron from Craigleith Quarry, Canisp, 494. Edinburgh, 244. •INDEX. 499

Geological Society of Edinburgh, Hall, Sir James, Biographical Note Foundation of, 91. on, 83. Glacial Deposits near Moffat, Note on HARKER, ALFRED, and C. T. CLOUGH, the occurrence of Limestone On a Coarsely Spherulitic ('* Vario- Nodules containing Cementstone litic") Basalt in Skye, 381. Fossils in, 233. Harlech Grits, Incipient Metamor­ Striation in S. W. Ross, 39, phism, 254. Theory, Note on Croll's, 77. Hay market, New Tunnel, 119. Glaciation of the West of Scotland, HEDDLE, PROF. M. F., On Analcime 49. with New Forms, 241. Gneiss, Sillimanite, in Anglesey, 230. On the Crystalline Forms of Goldfields of Western Australia, 1. Riebeckito. 265. Goldfield, Sutherland, Notes on the, The Minerals of the Storr, 100. 328. GOODCHILD, J. G., Some of the Modes Heddie, Prof., M.F., Obituary Notice, of Origin of Oil Shales, with Re­ 317. marks upon the Geological History HENDERSON, JOHN, On the Calton Hill of some other Hydrocarbon Com­ and its relation to the Rocks in the pounds, 121. Neighbourhood, 139. Notes on the Minerals of the Hibbert, Samuel, Biographical Note Hilderston Silver Mines, Linlith­ on, 84. gow, 201. Hilderston Silver Mines, 201. Desert Conditions in Britain, HIND, DR WHEELTON, The Subdivi­ 203. sions of the Carboniferous Series in • Remarks upon a Recent Boring Great Britain, and some of their for Water at North Berwick, 236. European Equivalents, 332. Notes on a Borehole through Hlinik, Hungary, Phenocrysts of Mic­ the Rocks of the Calton Hill, 259. ropegmatite in Liparite from, 482. Geological Notes on the Ex­ Home, David Milne, Biographical cavations at the Leith Dock Exten Note on, 92. sion,1897, 312. HORNB, J., On Two Volcanic Necks Dr Heddle and his Geological in Applecross, Ross-shire, 35. Work, 317. The Intercrossing of Boulders Granite of Arran, 274. in the Applecross Mountains, 38. Age of, 276. Note on the occurrence of of the Cheviots, 390. Alethopteris lonchitica in the Car­ • Analyses of, 394. boniferous Beds of Loch Ryan, 111, Granophyre of the Cheviots, 404, - Note on a Band of Fossilferous GREENLY, E., A Triassic Land-Sur­ Ironstone in the Cambrian Rocks of face, 45. West Ross-shire, 113. Notes on the Sutherland Gold- Obituary Notice of Hugh field, 100. Miller, 132. On the occurrence of Silli­ On the Relation of Valley manite Gneisses in Central Anglesey, Moraines to Underlying Strata in 230. Coulin Forest, Ross-shire, 145. Incipient Metamorphism in Howarth, Sir Henry H., Flood the Harirech Grits, 254 Theory of, 21. The Hereford Earthquake of Hutton, James, Biographical Note December 17, 1896, considered in on, 82. relation to Geological Structure in Hyalithes Sandstones from Nuneaton, t)te Bangor-Anglesey Region, 469. 231. Greenock, Lord, Biographical Note Hypersthene-Andesite from Dumyat on, 86. (Ochils), 290. Greensand Fossils from Drift Beds at Moreseat, Cruden, E. Aberdeen­ Intercrossing of Boulders in the Apple- shire, 277. cross Mountains, 38. GUNN, W., Notes on the Geology of Iona, Occurrence of Withamite in a the Isle of Arran, 268. boulder at, 115. Notes on the correlation of the Ironstone, Fossiliferous in the Cam­ Lower Carboniferous Rocks of Eng­ brian Rocks of West Ross-shire, land and Scotland, 361. 113. 500 INDEX.

Jamesoo, Robert, Biographical Note MACKIE, W., On the Laws that govern on, 84. the Rounding of Particles of Sand, Jardine, Sir William, Biographical 298. Note on, 89. MACKIE, W., The Felspars Present in JOHNSTONE, JOHN T., Note on the Sedimentary Rocks as Indicators of Occurrence of Limestone Nodules the Conditions of Contemporaneous containing Cementstone Fossils in Climate, 443. Glacial Deposits near Moffat, 233. MACNAIR, PETER, and JAMES REID, JONES, PROF. T. RUPERT, JAMES W. On the Genera Psilophyton, Lyco­ KIRKBY, and DR JOHN YOUNG, On podites, Zosterophyllum, and Parka Carbonia : its Horizons and Condi­ decipiens, 368. tions of Occurrence in Scotland Maol nan Damh, Mull, Minerals especially in Fife, 420. of, 223. Melvin, James, Biographical Notice Kent's Cavern, 21. of, 286. Kimberley, Cape Colony, Apophyllite Mentone, Caves at, 26. from, 252. Metamorphiem in the Harlech Grits, KIRKBY, JAMES W., PROF. T. RUPERT Incipient, 254* JONES, and DR JOHN YOUNG, On Micropegmatite, Phenocrysts of, 482. Carbonia: its Horizons and Con­ Millerj James/ Biographical Note on, ditions of Occurrence in Scotland, 84. especially in Fife, 420. Miller, Hugh, Biographical note on, 88. On the Occurrence of. Car­ Biographical notice of, 132. boniferous Limestone Fossils at Minerals associated with Gold, Hau- Viewforth, near Largo, Fife, 488. raki District, New Zealand, 186. Kitchen Midden at Port Nolloth, , Commerial, of Western Aus­ Namaqualand, 31. tralia, 6. Kugel structure in Dumyat Ande- of Ben More, Mull, 223. site, 293. of Rudha na h-Airde Glaise, KYNASTON, HERBERT, Contributions Skye, 253, 331. to the Petrology of the Cheviot of the copper-bearing district Hills, 390. of Namaqualand, 33. of the Hilderston Mines, 201. Land-Surface, A Triassic, Biographi­ of the Storr, 328. cal note on, 45. Minerals— LAPWORTH, PROF. CHARLES, Note on Agate, 227. Cambrian Hyolithes Sandstones Albite, 495. from Nuneaton, 231. Analcime, 226, 227, 241, 330. Lauder, Sir Thomas Dick, Biographi­ Annabergite, 202. cal note on, 89. Apatite, 292. Leith Dock Extension, 1897, Geologi­ Apophyllite, 227, 252, 328, 329, cal Notes on, 312. 331. Lepidodendron Stem, Occurrence of Augite, 292. Gasteropods in, 244. Barytes, 201. Occurrence of Ostracoda Bastite, 295. in, 422. Celadonite, 225, 226 Loch Scridain, Minerals of, Volcanic Chabazite, 226. 329, o30. Rocks of, 226. Dolomite, 201. Logan, Sir William R., Biographical Enstatite, 291, 392, 396, ^09. Note on, 86. Epidote, 173, 224, 226. Lycopodites in the Old Red Sandstone Erythrite, 202. of Scotland, 379, 371, 368. Faroelite, 227, 328. Lyell, Sir Charles, Biographical Note Galena, 202. on, 92. Gyrolite, 227, 328, 329, 331. Lyon, George, Biographical Note Haematite, 226. on, 93. Heulandite, 225, 330. Hypersthene, 291. Macculloch, John, Biographical Note Labradorite, 291. on, 89. Laumontite, 329. MACKIE, W., The Sands and Sand­ Levyne, 330. stones of Eastern Moray, 148. Mesolite, 227, 328, 330, 331. INDEX. 501

Minerals— Old Edinburgh Geologists, Biographi­ Murchisonite, 267. cal Notes on, 81. Niccolite, 202. Old Red Sandstone of Arran, 268. Olivine. 388. Plants of, 368. Onyx, 330. Relative age of its Sub­ Orthoclase, 483, 494. divisions, 378. Pectolite, 227, 331. Plynthite, 330. Page, David, Biographical Note on, 92. Prasilite, 225. Parka decipiens in the Old Red Sand­ Prehnite, 226. stone of Scotland, 368, 374, 379. Quartz, 226, 227, 267. Patterson, Robert, Biographical Note Riebeckite, 265. on, 84. Saponite, 225, 226, 227, 330. Peach, Charles W., Biographical Note Scolecite, 224, 227. on, 95. Sphserostilbite, 329. Pengelly, William, F.R.S., Bio­ Stilbite, 226, 227, 328, 329. graphical Notice of, 74. Vivianite, 173. Permian Period, Desert Sandstones Withamite, 115. of, 218. MITCHELL, DAVID, TheGreensand Fos­ Permian Rocks of Arran, 271. sils from Drift-Beds at Moreseat, Petroleum and Natural Gas, 51. Cruden, E. Aberdeenshire, 277. Petroleum, Composition of, 56. Moffat, Occurrence of Limestone No­ —:— Origin of, 58. dules, in Glacial Deposits, 233. Production of, in America, 71. Moraines Valley, Relation of, to Un­ Production of, in Baku, 73. derlying Strata in Coulin Forest, Phenocrysts of Micropegmatite, 482. Ross-shire, 145. Play fair, John, Biographical Note on, Moreseat, Aberdeenshire, Greensand 83. Fossils of, 277. Pneumatolytic Action in Mull, 228. Murchison, Sir Roderick I., Bio­ Porphyrite of the Cheviots, Analysis graphical Note on, 92. of, 401. Murphy, William, Biographical Note Porphyrites of Dumyat, Ochils, 295. on, 93. Psephicity of Minerals, 302. Psilophyton in the Old Red Sandstone Namaqualand, Little, The Copper of Scotland. 368, 369, 378. Mines of, 30. Psilophyton, Lycopodites, Zosterophyl­ Neill, Patrick, Biographical Note lum, and Parka decipiens, Affinities on, 85. and Distribution, 368. New Red Sandstone period, Desert Conditions in, 218. Quartz-felsite of Cheviots, Analysis of Arran, 272. of, 410. New Zealand Volcanic Zone, A visit to the, 183. Ramsay, Sir Andrew C, Biographical Nicol, James, Biographical Note on, Note on, 97. 97. REID, JAMES, and PETER MACNAIR, Nicol, William, Biographical Note On the Genera Psilophyton, Lyco­ on, 87. podites, Zosterophyllum and Parka Nossen, Saxony, Phenocrysts of Micro­ decipiens, 368. pegmatite in Quartz-Porphyry of, Rhind, William, Biographical Note 487. on, 88. Nuneaton, Cambrian Sandstone of, RICHARDSON, RALPH, Kent's Cavern 231. and Sir Henry H. Howarth's ** Flood *' Theory, 21. Obituary Notices— Obituary Notice of William Prof. M. F. Heddle, 317. Pengelly, F.R.S., 74. James Melvin, 286. Old Edinburgh Geologists, 81. Hugh Miller, 132. Obituary Notice of James William Pengelly, 74. Melvin, F.S.A., Scot., formerly a Oilfields, Geographical and Geological Vice-President of the Society, 286. distribution, 53, 54. Richardson, Sir John, Biographical Oilshales, MODES or ORIGIN OF, 121. Note on, 85. of Broxburn, Succession of, 18. Riebeckite, Crystalline Forms of, 265. VOL. VIT. PART IV. L 502 INDEX.

Hose, Alexander, Biographical Note Spherulitic Structure, British Locali­ on, 92. ties of Rocks exhibiting, 382. Rudha na h-Airde Glaise, Skye, Storr, Minerals of the, 328. Minerals of, 331. Strathdearn and the Aviemore Rail­ way, Geological Notes on, 416. Sand, Laws that Govern the Rounding Sutherland Goldfield, 100. of Particles of, 298. Musical, Localities, 31. Tertiary Rocks of Ben More, Mull, figured, 210. 223. and Sandstones in Eastern Torosay, Mull, Minerals of, 227. Moray, 148. Torridonian Period- in • Britain, Sug­ Schists of Arran, 268. gested Desert conditions, 220. Scotland: Geology, Mineralogy, and — Suggested Petrology of— Glacial conditions, 461. Aberdeenshire (Cruden), 277. Tourmaline in Cheviot Granite, 408, Argyllshire (Iona), 115. 393. (Mull), 223. In Cheviot Granophyre, 404. Ayrshire (Gurdy), 440. Townson, Robert, Biographical Note (Ailsa Craig), 265. on, 84. Buteshire (Arran), 268. Triassic Land-Surface, 45. Dunifriess-shire (Moffat), 233. Period, Desert Sandstones of, Edinburgh, 15,119,139, 244, 259, 218. 312, 361, 483. Fife, 17, 420, 488. Vivianite in an Old Lake Bed at Haddington (Dunbar), 361. Cauldhame, near Linlithgow, 173. (North Berwick), 236. Volcanic Neck at Philpstoun, 477, Inverness-shire (Skye), 253, 328, 481. 331, 381. Necks at Applecross, 35. (Inverness), 443. (Strathdearn), 417. Walker, John, Biographical Note on, Linlithgow, 173, 201, 477, 481. 84. Moray, 148. Western Australia and its Goldfield s, 1. Renfrewshire (Boylestone), 241. Williams, John, Biographical Note Ross-shire (Achnashellach), 113. on, 84. (Applecross), 35, 38. WALLACE, THOMAS D., Geological (Coulin Forest), 145. Notes on Strathdearn and the Avie­ Stirlingshire (Dumyat), 290. more Railway. Part I., 416. Sutherland (Canisp), 494. Wernerian Natural History Society, (Kildonan), 100. 85. "Wigtownshire (Loch Ryan), 111. Sillimanite Gneisses in Anglesey, 230. YOUNG, DR JOHN, PROP. T. RUPERT Silver Mines of Hilderston, 201. JONES, and JAMES W. EJREBY, On Somerset, Triassic Land-Surface in, 45. Carbonia: its HorizonB and Con­ SOMERVTLLE, J. E., Letter on the ditions of Occurrence in Scotland, Caves at Mentone (quoted), 26. especially in Fife, 420. Somerville, Mary, Biographical Note on, 94. Zosterophyllum in the Old Red Sand­ Spherulitic Basalt from Skye, 381. stone of Scotland, 379, 372, 368.