 | | Journal (issue) | | comparative study of Barrington, Australia, and West Pailin, Cambodia, gemfields F.L. Sutherland1, D. Schwarz2,...ABSTRACT: Barrington, Australia, and West Pailin, Cambodia, basalt fields yield remarkably similar 'metamorphic'...elements, basalt, Barrington (Australia), Pailin (Cambodia) Introduction Fast Australia and South East...fields, Barrington in East Australia and West Pailin in Cambodia, and show that they contain mixed ruby and...and alluvial deposits from the Barrington basalt province in New South Wales, one typical of East Australian |  | | Book | | swirls), etc. Major sources: Burma, Thailand, Cambodia, Sri Lanka, India, Australia, Kenya, Tanzania...Ruby - Thailand and Cambodia 80 Sapphire - Thailand 86 Sapphire - Pailin, Cambodia 91 Ruby - Jagdalek...Burmese sapphires 252 Bibliography 253 Thailand and Cambodia 254 History 254 Mining areas 261 Mining methods...with many other red stones, such as garnet and spinel ('ballas ruby'). The sapphire was listed under...of the asoka goes by the name of 'saugandhike' (spinel). 155. The rubies of Ceylon are good par excellence |  | | Journal (issue) | | INDO - SIAM CHINA (.HAMPASAK OlsrRICT KHA DISTRICT GULF SOUTH OF CHINA SEA SIAM Fig. Fig. I...semi-finished semi-finished stones marked with the district of origin, and, in two cases, with the names of...note any variation between specimens from each district. The sketch map (Fig. 1) showing the southern...commercial importance, the Kha, Champasak, and Pailin districts. The main concentration of mines is in...being the chief chief source of zircon, the Kha district is of particular interest because it is the only |  | | Journal (issue) | | 31-ct pink sapphire, Sri Lanka; (12) 5.79-ct pink spinel, Pamir Mountains, USSR; (13) 10.15-ct pink topciz...other continents as well. In Africa, the Kitwe district in Zambia has become a major source of good, strongly...Burma [Myanmar]; Chanthaburi, Thailand; and Pailin, Cambodia)continue to be major producers of ruby, but...66-ct diamond from the Xiyu mine, in the Mengying Province of China, gives some idea of the diamond potential...began 20 lzm from Julina in the Alto Paraguai District of Mato Grosso (Austin, 1987). While diamond mining |  | | Journal (issue) | | mine, Kha district Looi mine, Kha district Looi mine, Kha district Looi mine, Kha district Notes Natural...mine, Kha district Finest. Only white after initial heating 6 7 Various, Champasak district Various...Champasak district 8 9 Various, Champasak district Pailin district 10 11 12 Looi mine, Kha district Looi...Looi mine, Kha district Various, Champasak district White stones after full heating Pre-heated to facilitate...pale brown 8 12 9 Various Champasak Various Pailin 1 .923-1.983 orangy-white 1.922-1.982 0.061 |  | | Catalog/List | | $1. 50. New Mexico Socorro County, Hansonberg district Large white crystal sections, select ....... ...................... . Southern Rhodesia Miami district Yellow-green hexagonal crystal prisms from l"...subcæ-bonate Arizona Yavap~i Co., White Picacho district Yellow powdery to chalky massive veining quartz...Tin oxide New Mexico Sierra County, Black Range district tlStream tin ti Pure banded brown nodular mass...crystals in white marble, sonie with graphite and spinel ................... New York Brewster County, Tilly |  | | Book (edition) | | Diamond II Ruby and Sapphire Beryl Chrysoberyl Spinel Topaz Tourmaline The Garnets Feldspar Group Zircon...caused by the skilful promotion of synthetic white spinel as a diamond substitute, both the trade and the...extensive fields in the prophetically named Kimberley district of Western Australia promise to be of world importance...intermediate and acid members of the volcanic province in southern Brazil and Uruguay, and the fire opals...high enough, corundum and spinel may form, and this may be how ruby and spinel formed in 21 The Geological |  | | Catalog/List | | AERINITE Calcium magnesium iron aluminum silicate ~ Province of Huesca, Estopinian Blue massive in an_cient...... ALLOPHANE Hydrous aluminum silicate Seain Province of Barcelona, Station Creu Elorde Waxy yellow-green...aluminum silicate Reeublic of South Africa Cape Province, Penge mine Grayish-green long-fibered mass, considered...hydrated phosphate of calcium and iron Spain Gcrona Province, Bellaver de Cerdena Very sharp triclinic xis...material ........... Arizona Cochise Co. , Swisshelm district Rich brown to gray massive, some with minor cerussite |  | | Journal (issue) | | materials that are still used are quartz, synthetic spinel and synthetic sapphire (also not exactly satisfactory...changing cobalt cobalt examination of aa colour spinel. Zeitschrift der der Deutschen Gemmologischen Gemmologischen...stone was identified identified as tungsten as E.S. spinel with cobalt as trace element. E.S. ISSN: ISSN:...photos (1 in colour), 2 figs. A flux-grown red spinel octahedron weighing 4.01 ct and manufactured in...this famous and mining m i n i n g of famous district district of of the northern Pennines of England this |  | | Catalog/List | | Calcium magnesium iron aluminum silicate. Spain Province of Huesca, Estopinian. �ue mass in ancient trap...ALLOPHANE Aluminum and silicon oxide gel. Spain Province of Barcelona, Creu Olorde. �arly-pure, pale green...Lead sulfate. Arizona Cochise County, Swisshelm district. Rich gray-to-tan replacement of galena with nodular...subcarbonate. Arizona Yavapai Co., White Picacho district. Yellow powdery-to - chalky massive with beyerite...CASSITERITE stream Tin Taylor Creek, Black Range district Sierra County, New Mexico Dark brown botryoidal |  | | Report (issue) | | Southern England and Wales Central and South Midlands District . . • . 17 • East Anglia and South-East England... . South-Western District . . • • . 22 Southern Wales and Welsh J\,1arches District • . 24 . . • . ....North-Eastern District . . • • . • 29 North Wales District . . • . • • . • 31 . . • NoI·tl1-Western District . 33...33 • • Yorkshire and East Midlands District . • • • • 34 . . . • Leeds Drawing Office • • • 36 Scotland...Islands District . • • • • 37 . • • • North Lowlands District . • • 39 South Lowlands District . • . • |
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