 | | Journal (article/letter/editorial) | | Metamorphic evolution of the Precambrian South Badakhshan block, based on mineral reactions in metapelites...whiteschists from Sare Sang ( Western Hindu Kush, Afghanistan) S.W. Faryad * Department of Geology and Mineralogy...change by compression from sillimanite 2 5 to kyanite stability fields and subsequent decompression along...All rights reserved. Keywords: Afghanistan; Amphibolite facies; Badakhshan; High-pressure; Metabasite; Metapelite;...Afghahn–Iran sector of the Tethys suture. The South Badakhshan block which is part of the northern belt of Paleo–Tethys |  | | Journal (article/letter/editorial) | | corundum–tourmaline–phlogopite rocks from Badakhshan, northeastern Afghanistan: a new type of metasomatism associated...(cor)–tourmaline (tur)–phlogopite rocks of the Badakhshan region of Afghanistan provide insights into processes that...understanding of sapphire genesis. Key-words: Badakhshan, Afghanistan; sapphire; dravite; LA-ICP-MS; trace elements;...area near the Sar-e-Sang region in NE Badakhshan Province, Afghanistan (modified from Doebrich & Wahl, 2006)...the Sar-e-Sang area of the Badakhshan Province, northeastern Afghanistan (Fig. 1; Kulke & Schreyer, 1973; |  | | Book (volume) | | II] - GEOLOGY - PETROLOGY GEOLOGY OF CENTRAL BADAKHSHAN ARDITO DESIO EDITOR ia 46am | 2 KUSH ITALIAN...Petrology Agate Ae OF CENTRAL BADAKHSHAN (NORTH-EAST AFGHANISTAN) and Surrounding ARDITO Countries...geological one was reduced to the survey of Central Badakhshan, for the expedition was not allowed to cover...results of the 1961 expedition to North-eastern Afghanistan are contained in the present volume which was...fossil faunas collected by my 1961 expedition in Badakhshan, Kataghan and Mazar-i-Sherif. Other collaborations |  | | Journal (article/letter/editorial) | | com/loi/tigr20 LOCALIZATION OF LAPIS LAZULI BODIES OF BADAKHSHAN AND THEIR MINERAL ZONATION a G. A. Yurgenson...(1985) LOCALIZATION OF LAPIS LAZULI BODIES OF BADAKHSHAN AND THEIR MINERAL ZONATION, International Geology...ons LOCALIZATION OF LAPIS LAZULI BODIES OF BADAKHSHAN AND THEIR MINERAL ZONATION G. A. Yurgenson and...Although the Sar-e-Sang deposit of lapis lazuli in Afghanistan, which is unique in both its grade and reserves...bodies at this and many other deposits in the Badakhshan Province (Chelemak, Deravo-Bolo, Duk, Sakhi, |  | GREW, E. S., PERTSEV, N. N., YATES, M. G., CHRISTY, A. G., MARQUEZ, N., CHERNOSKY, J. V. (1994) Sapphirine+Forsterite and Sapphirine+Humite-Group Minerals in an Ultra-Magnesian Lens from Kuhi-lal, SW Pamirs, Tajikistan: Are these Assemblages Forbidden?. Journal of Petrology, 35 (5) 1275-1293 doi:10.1093/petrology/35.5.1275 | Journal (article/letter/editorial) | | Mountains, Tajikistan, a locality also for talc + kyanite + magnesiohornblende whiteschist. Most of these...and phlogopite, including whiteschist (talc + kyanite assemblage, Budanova, 1987; Grew et al., 1988,...ultramagnesian lens at Kuhi-lal is fibrolitic sillimanite (±kyanite, probably relict) + Kfeldspar + quartz + plagioclase...biotite ± garnet. Overall, the presence of both kyanite and sillimanite with K-feldspar is characteristic...An early high-pressure event stabilized talc+ kyanite +gedrite or hornblende at P^l kbar, T= 630-670°C; |  | | Journal (article/letter/editorial) | | NORTH-HOLLAND PUBLISHING COMPANY KYANITE-TALC SCHIST FROM SAR E SANG, AFGHANISTAN H. KULKE Geologisches Institut...talc and kyanite with or without additional gedrite and quartz were discovered. The talc-kyanite and gedrite-kyanite...gedrite-kyanite assemblages indicating pressures in excess of 10 kb were, during a later episode of metamorphism...metamorphism [ 1]. As examples the assemblages kyanite-enstatite [2], sillimanite-orthopyroxene [3], and...be cited. Until very recently the assemblage of kyanite with talc was considered extremely rare: In addition |  | | Book | | and sapphires from Ceylon, lapis-lazuli from Afghanistan, turquoise from Persia, jade from China, opal... . 73 Jeremejevite ............... . 50 Kyanite .................. . 31 Danburite ............(0.6 inch) 8 Ruby, Jegda/ek, Sorobi, Kapisa, Afghanistan (0.8 inch) 24 SPIN EL Magnesium and aluminum...the case of the small deposit at Jegdalek, in Afghanistan. It can occur in metamorphic rocks - schist or...rocks which have been mineralized into chromite. KYANITE Aluminous silicate, with triclinic blades; very |  | | Journal (article/letter/editorial) | | Peninsula, Russia (where it is associated with kyanite crystals). Well-formed silverygreen crystals of...crystals in either habit are found at Badakhshan, Afghanistan; similar transparent pale green to tan...crystals with tapered terminations in marble, Badakhshan, Afghanistan. Crystals about 7 x 25 mm. Figure 7. 7...pseudomorphs after kyanite occur at Glen Esk, Scotland. Pseudomorphs after andalusite, kyanite, sillimanite... 8 cm tall, on muscovite, Laghman Province, Afghanistan. syenite pegmatites. It was first described |  | | Journal (article/letter/editorial) | | 95 (1999) 109 Afghanistan Metamorphic evolution of the Precambrian South Badakhshan block, based on...whiteschists from Sare Sang ( Western Hindu Kush, Afghanistan), 98 (1999) 223 1999 Elsevier Science B.V. PII:...Metamorphic evolution of the Precambrian South Badakhshan block, based on mineral reactions in metapelites...whiteschists from Sare Sang ( Western Hindu Kush, Afghanistan), 98 (1999) 223 Anorogenic Interaction between...fragmentation, 93 (1999) 51 Badakhshan Metamorphic evolution of the Precambrian South Badakhshan block, based on |  | | Journal (article/letter/editorial) | | continental blocks south of the Hindu Kush, Afghanistan Shah Wali Faryad, Stephen Collett, Mike Petterson...continental blocks south of the Hindu Kush, Afghanistan, LITHOS (2013), doi: 10.1016/j.lithos.2013.04...continental blocks south of the Hindu Kush, Afghanistan T Shah Wali Faryad1*, Stephen Collett1, Mike...this collision zone is best exposed in eastern Afghanistan, where several continental blocks with associated...times. However much of the tectonic evolution of Afghanistan is related to the closure of Paleozoic and Mesozoic |  | | Report (chapter) | | quartzites, amphibolites, garnet-sillimanite (_+ kyanite + K-feldspar)-biotite gneisses and mica schists...(Burtman & Molnar 1993). Nevertheless, in China and Afghanistan, where shortening was less severe, ophiolitic...still recognizable from the Sunitz valley up to Afghanistan across the Arkari and Lutkho valley (Figs 2 and...which form a continuous belt extending into Afghanistan north of Kan Khun and the Baroghil Pass. The...conodonts may occur at the top of the unit in Afghanistan (Kafarsky & Abdullah 1976; Buchroithner 1980) |  | | Journal (article/letter/editorial) | | have suggested several names for it: the Badakhshan, Badakhshan-Nuristan, South Pamir, etc. Before we pass...Pamir, and the zone passes westward into Afghan Badakhshan. Almost the entire area of the Vakhan zone lying...Various gneisses (hornblende, garnet-biotite, kyanite, etc.) predominate in it; there are calcite and...variable composition (biotite, biotite-hornblende, kyanite, e t c . ) , and then come migmatites, amphibolites...1973, TECTONIC D E V E L O P MENT OF INNER AFGHANISTAN DURING THE PALEOZOIC: A u t h o r ' s a b s t |  | | Journal (issue) | | high in the western Himalayas where the gems of Afghanistan are the subject of renewed exploration and development...regalia may well have their origins in northern Afghanistan and the evidence is assessed. Papers on Burmese... 1994, 24,4 256 The rubies and spinels of Afghanistan a brief history Richard W. Hughes 4894 Briar...about one of the premier sources of antiquity— Afghanistan. The following article is divided into two parts...Important mines are located near Jagdalek and Gharan (Badakhshan). The latter is believed to be the original source |  | | Journal (article/letter/editorial) | | Jianping Belt, China [54]; 6 = Sare Sang, Badakhshan Block, Afghanistan [55]; 7 = Snowbird tectonic zone, Canada...plotted for reference, And = andalusite, Ky = kyanite, Sill = sillimanite. Amph = Amphibolite. Granulite...outcrops and samples discussed in the text. (a) Kyanite – garnet gneiss (T01 – 05) with boudins of garnet...due to their lateral extent and the presence of kyanite-bearing mica schists [19], although a 2705 F 11...Am thick (e.g. Grain 3, Fig. 4b). 5.2. T01 –05—kyanite – garnet pelitic gneiss This sample is from a large |  | | Catalog/List | | 22) ELBAITE TOURMALJJ';E. Paprok, Nu1istan, Afghanistan. Transparem sin gle bi-coloured tourmaline xl...max. £28. 30) MACKMANITE. Koksha Valley, Badakhshan, Afghanistan. An intergrown group of seven or eight...mbetween walls of banded quartz. 60x40x40mm. £6. 34) KYANITE. Craigoshina, Glen Esk, Angus, Scotland. Pale blue |  | | Book (edition) | | Fibrolite (sillimanite) Finding gems 7 and Kyanite 56 Properties 12 Spodumene 57 Passage of...contains the those of Myanmar, Sri Lanka and Afghanistan, sapphires, is passed onto pulsating jigs, which...century ad. 29 Jewellery lazuli from Badakhshan in Afghanistan, the only gemstones. They have produced...resemble SG 3.58-4.06 from Balascia (now Badakhshan) in Afghanistan, diamond macles in shape (see p. 35)... Fibrolite (sillimanite) and Kyanite Andalusite, fibrolite and kyanite share the same USA). Stones from |  | | Book (volume) | | Republic of Afghanistan Afghanistan Geological Survey Geology and Mineral Resources of Afghanistan Book 2...2 Mineral Resources of Afghanistan Report Series Published by BGS 2008 Ministry of Mines and Industries...Republic of Afghanistan Afghanistan Geological Survey Geology and Mineral Resources of Afghanistan Book 2...2 Mineral Resources of Afghanistan Editors in chief SH Abdullah, V. M. Chmyriov Executive editor V. I...chief). 2008. Geology and Mineral Resources of Afghanistan. 2 Volumes. British Geological Survey Occasional |  | | Journal (article/letter/editorial) | | Cavansite Celestine Chalcophyllite Covellite Kinoite Kyanite Lazulite Leadhillite Linarite Liroconite Microcline...Willemite S Locality Sar-e-Sang, Badakhshan Province, Afghanistan 79 mine, Gila County, Arizona Tsumeb |  | | Report (chapter) | | m o u n t a i n range runs from northeastern Afghanistan to northwestern Pakistan (inset in Fig. 1), linking...rocks between the Tirich Mir Fault Zone and the Afghanistan border are metapelites which are often highly...et al. (1981 ). Magnetic declination ~2 °. AFGHANISTAN i Islamabad "~. ! "30ON -_ Makran INDIA...garnet ± staurolite + andalusite ± tourmaline ± kyanite (very . rare).O¢casional quartz rich lenses, calcsilicates...Kafiristan pluton, referred to as L1-3 in text). AFGHANISTAN %......... Btrzin A~--~ .... / \ / #f |  | | Journal (issue) | | ct emerald was identified as originating from Afghanistan, although it contains a strong gota de aceite...provide evidence that this emerald originated from Afghanistan. 116 THE JOURNAL OF GEMMOLOGY, 38(2), 202 2...data, AGL determined that this stone is from Afghanistan. This is the first documentation of the gota...spectroscopy. Photochromic scapolite is well known from Afghanistan (McClure et al. 2005; Allen et al. 2014). It...News International: Tenebrescent scapolite from Afghanistan. Gems & Gemology, 41(3), 269–271. Pradat, T. |  | | Journal (article/letter/editorial) | | garnet-clinopyroxene-plagioclasequartz (in basic rocks) and kyanite-K-feldspar (metapelites and felsic rocks) and are...ternary feldspar (now mesoperthite) coexisting with kyanite, is associated with garnet peridotites, and formed...quartz + feldspar-dominated parageneses with minor kyanite and garnet, and characteristically showing a strong...(1996). In this study, only rocks plotting in the kyanite field (shaded area) are considered as high pressure...compositions (Wood, 1987) that falls also within the kyanite stability field (Fig. 1). Experimental studies of |  | Debon, F., Le Fort, P., Dautel, D., Sonet, J., Zimmermann, J.L. (1987) Granites of western Karakorum and northern Kohistan (Pakistan): A composite mid-cretaceous to upper cenozoic magmatism. Lithos, 20 (1) 19-40 doi:10.1016/0024-4937(87)90022-3 | Journal (article/letter/editorial) | | subdivisions and correlations for the region between Afghanistan and Central Asia. Abbreviations: CM = Central...garnet-chlorite, chlodtoid-biotite, staurolite-biotite, kyanite-biotite up to sillimanite-biotite. It is likely...explanation has been proposed in the Western Hindu Kush-Badakhshan for the septa-rich border of the Warsaj pluton...in the Kun Lun, Pamirs and western Hindu Kush-Badakhshan (Debon et 35 al., 1983) where they are considered...caused the west- ward extrusion of Central Afghanistan (Tapponnier et al., 1981), a lateral equivalent |  | | Journal (article/letter/editorial) | | as regional amphibolite facies, being above the kyanite-in metamorphic isograd and below the cordierite-in...whiteschists Whiteschists are highly magnesian talc–kyanite rocks typically associated with high-pressure metamorphism...evaporitic (or saline) signature. Sar e Sang, Afghanistan The Sar e Sang whiteschists, occurring in the...assemblage of talc + kyanite + quartz + tourmaline ± cordierite (rim on kyanite) ± corundum ± pyrite...Fetotal. Tourmaline data sources for Sar e Sang (Afghanistan) is Schreyer & Abraham (1976), for Zambezi Belt |  | Giuliani, Gaston, Dubessy, Jean, Ohnenstetter, Daniel, Banks, David, Branquet, Yannick, Feneyrol, Julien, Fallick, Anthony E., Martelat, Jean-Emmanuel (2018) The role of evaporites in the formation of gems during metamorphism of carbonate platforms: a review. Mineralium Deposita, 53 (1) 1-20 doi:10.1007/s00126-017-0738-4 | Journal (article/letter/editorial) | | lapis-lazuli in marble and/or calc-silicate rocks from Afghanistan (Fig. 1). Previous studies highlighted special...(Groat 2014) and lapis-lazuli of Sar-e-Sang in Afghanistan (Faryad 2002) allowed the characterisation of...crystals on quartz and adularia, Panjshir Valley, Afghanistan, 6.6 × 4.4 cm. Specimen Fine Art Mineral. d Ruby...carbonate and pyrite from Sar-e-Sang mines, Afghanistan, 8.3 × 6.2 cm, Specimen Crystal Classics. g Gem...(Branquet et al. 2015). Emerald deposits from Afghanistan The main commercial emerald deposits are centred |  | Giuliani, Gaston, Fallick, Anthony E., Boyce, Adrian J., Pardieu, Vincent, Pham, Van Long (2017) Pink and Red Spinels In Marble: Trace Elements, Oxygen Isotopes, and Sources. The Canadian Mineralogist, 55 (4) 743-761 doi:10.3749/canmin.1700009 | Journal (article/letter/editorial) | | (E) E. Gaillou/ENSMP. Badakshan Province in Afghanistan (Spencer 1937). In Roman times, all the red stones...Hughes 2010). Occurrences are known in Pakistan, Afghanistan, Nepal, Kenya, and Mozambique (Vertriest & Pardieu...from Jegdalek in the area of the ruby mines of Afghanistan, the Hunza Valley in northern Pakistan, and Paigutan...generally with biotite-garnet-sillimanite or -kyanite gneisses, and granites (Fig. 5). Marble paragenesis...metasedimentary rocks comprising biotite-silli- manite 6 kyanite 6 garnet gneiss and schist, migmatite, marble, |
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Badakhshan, Afghanistan