582 
INDEX. 
Mica-trap Dykes, 232, 241 
Mica-traps, Sedbergh, 157 
Mickleiield, 253, 407 
Boring, Map, 491 
Colliery, 271 
Mickleton, Map, 491 
Mickletown, Map, 484 
Micro-Mineralogical Researches, Chalk, 
257 
Micro-Palaeontology, Carboniferous, 
187, 193 
Microcleidus, 421 
Micvoconchus carbonarius, 75 
Microscopic Analysis, 202 
Animals in Rocks, 69 
Chalk, 408 
Conditions of Carbonifer- 
ous Limestone, 156 
,, Examination of Coal, 440, 
452 
Fossils, 70 
in Bridlington 
Crag, 89 
Structure, Chalk Zones, 
276 
„ Fish Teeth, etc. 
72 
Grit, 74 
Marls, 78 
Mountain Lime- 
stone, 350 
Microscopical, Carboniferous Lime- 
stones, 392 
Examination of Coal, 47 1 
Fossil Plants, 455 
Petrology, Birth of, 40 
Sections, Red Chalk, 235 
Microscopy, Chalk, 445 
of Flints, 429 
Manchester Water, 475 
Microzoa, Red Chalk, 245 
Mid-Pennines, Problems of, 455 
Middle Chalk, Memoir, 353 
,, Gravels, 285 
Oolites, 135, 144 
Sands, 285 
Middlemiss, C. S., 179, 180 
Middlesbrough, 115, 390 
Middlesbrough, 295, 410 
Borings, 101, 102, 158, 
338 
Borings for Salt, 331 
Discovery of Salt at, 
102 
Earthquake, 191 
Geology of, 171, 172 
Iron Ore, 75 
Map, 166, 480, 491 
Meteorite, 174, 204, 
311 
Analysis, 438 
Middlesbrough, Museum, 410 
Natural Gas, 237 
,, New Red Sandstone, 
102, 396 
Prehistoric, 318 
Salt, 177, 200, 202, 219, 
229, 245, 292, 338 
Salt Industry, 237 
Water, 148, 168, 240 
Well Sections, 300 
Wells, 141, 144 
Middleton, F. E., 373 
Middleton Colliery, Map, 489 
-in-Teesdale, 115, 424, 468, 
470 
,, Boulders, 255 
Map. 490 
on the Wolds, 328 
-on-Tees, Perched Block, 
185 
Tyas, 18 
Tyas, Map, 493 
Middletonite, 57, 153 
Midgley, W. W„ 277, 325, 335 
Midgley Wood, 296 
Midhopstones, Map, 502 
Midland Coalfield, 164, 393 
,, ,, Extension, 283 
Glaciers, 304 
,, Glaciology, Bibliographv, 275 
,, Institute of Mining, 466 
Naturalist, 160, 166, 171, 197, 
199, 211, 242, 244 
Miers, Henry A., 345, 352, 354 
Mikroskopische Physiographie der 
Massigen Gesteine, 288 
Milburn, M. M., 71 
Miles, C. E., 185 
Geo., T. J., 441, 442 
Milford, 224 
Mill Gill, Carboniferous, 428 
Mill, H. R., 363, 379, 382 
Mill Hill, Brough, 327 
,, Gravels, 355 
,, Houses, Map, 502 
,, Pit, Map, 490 
,, Street Works, Halifax, Boring, 366 
Millepora globularis, 362 
Millepore Oolite, Wharram, 274 
Miller, — ., 244 
E., 25 
H., 145 
36 
J. S., 36 
Robert, 121, 126, 145, 150, 
151, 164, 253 
Millhouse, W., 441 
Mills, F. W., 335, 336 
Millstone Grit, 106, 201, 204, 212, 299, 
334, 345, 499 
Age of, 67 
