ALPHABETICAL INDEX Names of authors are printed in SMALL CAPITALS,subjects in lower-case roman, and localities in italics" book reviews come last. The minerals, localities, and authors mentioned in the 3oth List of new mineral names are not included in this Index, nor are the names in the Report of theamphibole Subcommittee. Abbots Cliff, Folkestone, Kent, glauconite, 373 Andradite, New Zealand, anal., M 14; stannian, from a tin Actinolite, Grand Canyon, Arizona, anal., M24 slag, 487 Adularia, Cornwall, pseudomorphous after analcime, 245, Angarf-Nord, Morocco, tapiolite, 477 5o9, and M49; Switzerland and Japan, sector structure, Anorthoclase, Ethiopia, 63 opt., I.R., 453 Anthophyllite, Grand Canyon, Arizona, anal., 199 and Aegirine, Caithness, authigenic, anal., X-ray, 439; Green- M23 land, anal., 3 I Anthophyllite-cummingtonite schist, Grand Canyon, Ari- Agardite, Cornwall, 169, I74 zona, anal., petr., 199 and M23 AHMAD (S.) and MORRIS (D. F. C.), Geochemistry of Apatite, Cornwall, anal., M6o lateritic Ni ores with reference to noble metals, I43 Ardennite, Somerset, 17o and M4 ARNORSSON (S.), Major element geochemistry of the AHMED (A.) and LEAKE (B. E.), The Inishdawros meta- geothermal sea-water at Reykjanes and Svartsengi, peridotite, Connemara, Ireland, 69 Iceland, 2o9 AHMED (Z.), Chromite from Sakhakot-Qila, Pakistan, Arsenopyrite, I.R. spectrum, 277 and MI7 155 Arsenuranospathite, Baden, partial anal., opt., X-ray, Aichi Prefecture, Japan, neotocite ('penwithite'), 279 and dehydration, I 17 M26 ASHLEY (P. M.), see PLIMER (I. R.), 85 AKIZUKI (M.) and SUNAGAWA (I.), Study of the sector Atacamite, W. Australia, 369 structure in adularia by means of optical microscopy, ATKIN (B. P.), Hercynite as a breakdown product of infra-red absorption, and electron microscopy, 453; -- staurolite from Donegal, 237 and ZUSSMAN (J.), The unit cell of talc, IO7 Auburn mine, Michigan, stilpnomelane, 36I and M37 Alabandine, I.R. spectrum, 277 and MI7 Augite, Turkey, anal., topotactic alteration to omphacite, ALABASTER(C.), A new wulfenite locality near Bristol, 298 435; Turkey, anal., 511 and M42 Albite, Greenland, anal., 31 Axinite, Cornwall, anal., M6o Alderley Edge, Cheshire, osarizawaite, i75 ALDERTON (D. H. M.) and JACKSON (N. J.), Discordant Bahianite, Brazil, anal., opt., sp. gr., X-ray, I79 calc-silicate bodies from the St. Just aureole, Cornwall, Bali Low copper mine, Capricorn Range, W. Australia, 427 lavendulan, 369 Alice Mary copper mine, W. Australia, lavendulan, 369 BaUyclare, Co. Antrim, cowlesite, 171 Alkali feldspar, Greenland, solvus, exsolution, coherent Ballycraigy, Larne, Co. Antrim, tobermorite, 229 intergrowth, ordering, I ; Ethiopia and Italy, 63; and see Bambollita mine, Moctezuma, Sonora, Mexico, tlapallite, adularia, albite, microcline, orthoclase, valencianite 183 Alkaline-earths and alkalis, partition between alkali feld- Ban Ban, Queensland, ilvaite, 85 spar phenocrysts and lava matrix, 63 BARBOSA (C. do P.), see MOORE (P. B.), 179 Allanite, Andhra Pradesh, India, anal., opt., 28o and M3 I Barrington, Cambridge, glauconite, 373 Almandine, Grand Canyon, Arizona, anal., M25; Donegal, Baryte, W. Australia, HES-bearing inclusions in, 4o8 anal., z37 Bazirite, Rockall, Inverness-shire, anal., opt., X-ray, 35 Alnb Island, Sweden, titanomagnetite, 265 BEVINS (R. E.), Pumpellyite-bearing igneous rocks from Amalgam, Tipperary, I7O Pembrokeshire, 8 I Amba Dongar, Gujarat, India, magnetite, 463 Bingham, Utah, tobermorite, 229 Ambo Costatino, Wollo, Ethiopia, rhyolite, anorthoclase, Binny mine, Kondapalli, Andhra Pradesh, India, chromite, cryptoperthite, 63 bronzite, 4o6 and M38 Amblygonite, Cornwall, sp. gr., cell-size, I51 Biotite, Urals, deformation by shock-loading, 41" New Amphibole, see actinolite, anthophyllite, cummingtonite, Zealand, anal., MI4 "~ Grand Canyon, Arizona, anal., gedrite, hornblende, pargasite, riebeckite M25- Donegal, anal., 237 Amphibole Subcommittee of the I.M.A. report, 533 BISH (D. L.) and BRINDLEY (G. W.), Deweylite, a mixture Amphibolites, Grand Canyon, Arizona, I99 and M23 of hydrous serpentine and talc-like minerals, 75 An Gearna, Ben More, Isle oj'Mull, corundophilite, 171 Bismuthinite, I.R. spectrum, 277 and M IT Analcime, Italy, anal., determination in pumice by X-ray Black Hills, S. Dakota, xanthoxenite, 3o9 diffractometry, io3; New South Wales, sedimentary, BLAIN (C. F.), Hydrothermal nickelian mackinawite from partial anal., cell-size, opt., 24 I; Cornwall, alteration to Wadi Qatan, Saudi Arabia, 284 adularia, 245, 5o9, and M49 BLAND (D. J.), anal. by, 468 Andalusite, topotactic transformation to mullite and Blende, see Sphalerite silica, 195 Blow River, Yukon Territory, Canada, whiteite, 3o9 574 ALPHABETICAL INDEX Botallack mine, Cornwall, digenite, I72 Celsian, SW. Africa, cell-size, intergrowth with barian Boulangerite, I.R. spectrum, 277 and M I7 orthoclase, solid solution limits, 294 Bournonite, I.R. spectrum, 277 and M I7 Chalcopyrite, I.R. spectrum, 277 and MI7 BOWELS (J. F. W.), The geochemical role of primary Cu-S Chalybite, see Siderite (of Haidinger) mineralization in the Freetown gabbro, Sierra Leone, Chanteloube, Limoges, France, tapiolite, 477 IiI CHAPPELL (B. W.), see EGGLETON (R. A.), 361 and M37 Brattfors mine, Nordmarks Odalfalt, Viirmland, Sweden, Cheesewring quarry, Linkinhorne, Cornwall, danburite, manganhumite, katoptrite, manganostibiite, tephroite, I7I galaxite, sonolite, magnussonite, retzian, allactite, Chernovite, Leicester, i7I hematolite, synadelphite, I33 CHERRY (l. E.) and TREMBATH (L. T.), Structural state and Bravoite, England, paragenesis, 149 composition of alkali feldspars in granites of the St. BRAY (C. J.), see HOLLAND (R. A. G.), 4o7 George pluton, south-western New Brunswick, 391 Brentonico, Verona, Italy, celadonite, 373 Chlorite, see Brunsvigite, Diabantite, Pennine, Ripidolite BRIDGE (P. J.), PRYCE (M. W.), CLARKE (R. M.), and Chrome spinel, New Zealand, anal., M I 5 COSTELLO (M. l.), Sampleite from Jingemia Cave, W. Chromite, Rhum, anal., 347; Andhra Pradesh, India, Australia, 369 magnetic, anal., 406 and M38; aluminian, Pakistan, BRIGGS (R. M.), Ferrocarpholite from New Caledonia, anal., reflectance, cell-size, 347 147 and MI6 Chycornish Cam, St. Just, Land's End, axinite, epidote, BRINDLEY (G. W.), see BISH (D. L.), 75 hornblende, 427 British minerals, 4th supplementary list of, I69 Cinnabar, Tipperary, I7I; I.R. spectrum, 277 and MI7 Broken Hill, New South Wales, ilvaite, rhodonite, hydro- CLARK (A. M.), EASTON (A. J.), JONES (G. C.), and MOUNT grossular, zincian ilmenite, 85 (M.), The neotocite group, 279 and M26; -- and FEJER Bronzite, India, 406 and M38 (E. E.), Tapiolite, its chemistry and cell dimensions, Brookton, W. Australia, sampleite, 369 477; anal. by, I8I; and see POVARENNYKH (A. S.), 518 BRUMBY (G. R.) and SHEPHERD (T. J.), Improved sample CLARK (M. D.), Amphibolitic rocks from the Precambrian preparation for fluid inclusion studies, 297 of Grand Canyon, Arizona, 199 and M23 Brunsvigite, New Zealand, MI4 CLARKE (R. M.), see BRIDGE (P. J.), 369 Buchite, see Cordierite-buchite Clinohumite, titanian, Greenland, anal., opt., cell-size, sp. Buckeye Mtn., Polk Co., Arkansas, kidwellite, 137 gr., 99 Buffaure, Val di Fassa, Italy, celadonite, 373 Clinoptilolite, New Zealand, pseudomorphous after cal- Bulldog gold mine, Ravensthorpe, W. Australia, laven- citic and aragonitic fossils, 4Io dulan, 369 Clinopyroxene, New Zealand, anal., M [ 3; and see Augite, Bushy Point, Kaipara Harbour, New Zealand, clinoptilo- Diopside lite pseudomorphs after calcitic and aragonitic fossils, Coast Range, California, stilpnomelane, 36I and M37 4Io Cobaltite, I.R. spectrum, 277 and M I7 BUTLER (B. C. M.), Tin-rich garnet, pyroxene, and spinel Cobar, New South Wales, stilpnomelane, 36I and M37 from a slag, 487 COGGAR (N.), anal. by, 468 Containers for iron-bearing melts, Pt-Fe alloys for, 271 'Cacoxenite' figured by Laubmann and Steinmetz is Coombe Farm quarry, Henbury, Somerset, wulfenite, 298 probably strunzite, 3o9 Coon Creek, Polk Co., Arkansas, kidwellite, 137 Calcite, Cornwall, in paragenetic sequence, 5o9 and M49 Copper, ferroan, Sierra Leone, anal., I I I Calcium metasilicate, 0t- (pseudowollastonite), and fl- Copt Point, Folkestone, Kent, glauconite, 373 (wollastonite, parawollastonite), growth from glasses, Cordierite, Grand Canyon, Arizona, anal., 199 and M23; 325 Madagascar, anal., opt., cell-size, distortion index, 48 I; CAMPBELL (I. H.) and KELLY (P. R.), The geochemistry of Central Australia, anal., cell-size, distortion index, O- loveringite, 187 isotope ratio, excess Ar, 89; Donegal, anal., 237 Cannington Park quarry, Somerset, djurleite, 172; dur- Cordierite-anthophyllite rock, Grand Canyon, Arizona, angite, 172; milarite, 174 anal., I99 and M23 Carbonatite, Kenya, trace elements, 463 Cordierite-buchite, Isle of Arran, anal., genesis, I4I and Carn Clodgy, Rinsey, Cornwall, amblygonite, topaz, 15 I MI Cam Vellan, St. Just, Land's End, garnet, axinite, horn- C&rrego do Urucum, Minas Gerais, Brazil, elbaite, 357 blende, 427 Corundophilite, Isle of Mull and Derbyshire, 171 CARPENTER (M. A.) and OKAY (A.), Topotactic replace- COSTELLO (M. l.), see BRIDGE (P. J.), 369 ment of augite by omphacite in a blueschist rock from Cowlesite, Antrim, 17I NW. Turkey, 435 Crestmore, California, tobermorite, 229 Carrock Fell, Cumberland, tsumebite, I76 ct-Cristobalite, Rockall, Inverness-shire, 35 Carrollite, W. Australia, anal., opt., 93; Congo and Crowns Rock, St. Just, Land's End, garnet, 427 Germany, anal., 93 Cryptoperthite, Ethiopia and Italy,