 | | Report (issue) | | To Our Readers: Pakistan is a mineralogically-rich and interesting country. The quantity of Pakistani...us by surprise when people began to ask, "Why Pakistan; why now?" It has never been our intention to...the mineral deposits of the high mountains of Pakistan and Afghanistan. Once into the project, however...justice to neither. We decided to limit our focus to Pakistan, though even focused on a single country, a comprehensive...19.6 cm high Shigar Valley, Skardu district, Northern Areas, Pakistan P hoto by Jeff Scovil Collection |  | | Journal (issue) | | from the C en ten n ia l Eureka m in e, T intic district, Juab C ounty, U ta h ..........................end o f the Wallapai Mining District. The major mining centers of the district included Cerbat, Chloride...is gener ally at a stand-still throughout the district. The town of Cerbat played a lively role in the...the Cerbat M ountains and the Wallapai Mining District is extremely complex and beyond the scope of this...mine. DINGS, M. G. (1951) The Wallapai mining district, Cerbat Moun tains, Mohave County, Arizona. U |  | | Journal (article/letter/editorial) | | Bulgaria, China, India, Madagascar, Namibia, Nigeria, Pakistan, South Africa, Spain, Tanzania, the United States... the Muzo mine in Colombia, the Mohmand district in Pakistan, and Norway. Beryl has a wide stability...obtained for the formation of emeralds from Swat in Pakistan (Dilles et al., 1994). Vapnik and Moroz (2001)...emeralds are in pegmatite dikes with ïŹuorite, beryl, quartz, topaz, arsenopyrite, and cassiterite. The crystals...the emeralds occur in quartz and pegmatite veins and are associated with quartz, feldspar, biotite, and |  | | Report (issue) | | Pliny: ''The Most Beautiful Green!'' Asia: Pakistan, Afghanistan and India .......6 0 Old Mine Emeralds...zone in the Muzo Coscuez-Pefias Blancas mining district. They are disseminated in black shales or albitized...fantasy: even colorless crystal fragments such as quartz combined with green glue and disguised with a bit...lenticular vugs, druses, miarolitic cavities or quartz lenses. 18 While aquamarine and other pegmatite...emerald deposits is found in the Khaltaro region south of Gilgit in Pakistan. Classification of Emerald Deposits |  | | Book | | Dr. G. Liittig, Erlangen Band 25 GEOL OGY OF PAKISTAN edited by / F. K. Bender and H. A. Raza 1995...BORNTR AEGER · BERLIN · STUTTGART GEOLO GY OF PAKISTAN edited by F .K. Bender and H.A. Raza by D....Developme nt Institute of Pakistan, 230, Nazimuddi n Road F-7 /4, Islamabad, Pakistan. Dr. D. BANNERT, Dr....of Pakistan, FF 2 Block 59, Seaview Township, Defence Housing Authority, Karachi-75500, Pakistan. Prof...University of the Punjab, New Campus, Lahore-54590, Pakistan. Ongoing small scale detachment tectonics within |  | | Journal (issue) | | Muling, China More on Emeralds from Chitral, Pakistan Forsterite-Serpentine from North-eastern China...Indonesia | Three-Rayed Asterism in Quartz: A Multi-Star Network | Quartz with Kyanite Inclusions from Brazil...in 2021 in the Chitral region of north-western Pakistan. Following an earlier description of pale-coloured...to emeralds from Afghanistan and elsewhere in Pakistan. The Chitral emerald specimen shown here measures... Comparison of Emeralds from the Chitral District, Pakistan, with other Pakistani and Afghan Emeralds |  | | Journal (article/letter/editorial) | | associated with emerald deposits from Swat, NW Pakistan: Genesis and its exploration significance MohaMMad...Geology, University of Peshawar, Peshawar 25120, Pakistan Department of Geology and Geophysics, Louisiana...deposits and are invaded by quartz veins and stockworks. Both the quartz veins and carbonate-talc altered...altered ultramafic-mafic rocks and the invasive quartz veins have a common hydrothermal origin associated...Furthermore, the occurrence of Swat emeralds in quartz-tourmaline (±chromian muscovite) veins suggests |  | | Journal (issue) | | Volume 38 / No. 3 / 2022 Emerald from Chitral, Pakistan Turquoise from Xinjiang, China Emerald Jewels...Gem Notes 234 Emerald from the Chitral Region, Pakistan: A New Deposit Emerald with BertranditePhlogopite...Tourmaline King Mine, Pala, California, USA The Pala District in San Diego County, California, USA, is famous...loose single crystals and on a matrix of smoky quartz and cleavelandite feldspar. Some of the tourmalines...Gem- and Lithium-bearing Pegmatites of the Pala District, San Diego, California. Special Report 7-A, Division |  | Marshall, D., Pardieu, V., Loughrey, L., Jones, P., Xue, G. (2012) Conditions for emerald formation at Davdar, China: fluid inclusion, trace element and stable isotope studies. Mineralogical Magazine, 76 (1) 213-226 doi:10.1180/minmag.2012.076.1.213 | Journal (article/letter/editorial) | | Davdar in China indicate that emerald occurs in quartz veins hosted within upper greenschist grade Permian...some similarities to the Khaltaro and Swat Valley emerald deposits in Pakistan, but they show the greatest...Xinjiang Province (Fig. 1), close to the borders of Pakistan, Afghanistan and Tajikistan, in 2000. Since the...Field observations show that emeralds are found in quartz-carbonate veins associated with a major northwest...precipitation (Fig. 3). Emerald typically occurs in the quartz veins and not in the host rocks or the alteration |  | Sunde, Ăyvind, Friis, Henrik, Andersen, Tom, Trumbull, Robert B., Wiedenbeck, Michael, Lyckberg, Peter, Agostini, Samuele, Casey, William H., Yu, Ping (2020) Boron isotope composition of coexisting tourmaline and hambergite in alkaline and granitic pegmatites. Lithos, 352. 105293 doi:10.1016/j.lithos.2019.105293 | Journal (article/letter/editorial) | | pegmatite localities (Russia, Tajikistan, and Pakistan) to test for systematic B-isotope fractionation...Rift, and (iii): Peraluminous pegmatites from Pakistan Himalaya, Central Transbaikalia and Pamir located...varieties carrying either quartz (RS 1-2), nepheline (RS 4,6-8), or neither quartz nor nepheline (RS 3 and... amphibole- metadiorites, and amphibolebiotite quartz gneissic- granites intruded by the Oreshnyi and...5. Peraluminous granitic pegmatites, Bulachi, Pakistan Himalaya The sampled pegmatite is located near |  | Giuliani, Gaston, Groat, Lee A., Marshall, Dan, Fallick, Anthony E., Branquet, Yannick (2019) Emerald Deposits: A Review and Enhanced Classification. Minerals, 9 (2) 105 doi:10.3390/min9020105 | Journal (article/letter/editorial) | | intrusion-related (Austria, Egypt, Australia, Pakistan), and some unclassified deposits. Keywords: emerald...worldwide photographs: (a) Emerald crystals on quartz and adularia, Panjshir Valley, Afghanistan, 6.6...Louis-Dominique Bayle, le RĂšgne MinĂ©ral; (c) Emerald in quartz, Kagem mine, Zambia, longest crystal: 7.9 Ă 1.2...Louis-Dominique Bayle, le RĂšgne MinĂ©ral; (d) emerald in quartz vein and minor potassic feldspar, Dyakou, China...Brazil, Zambia, Russia, Zimbabwe, Madagascar, Pakistan, and Afghanistan (Figure 3) are the largest producers |  | Groat, L. A., Marshall, D. D., Giuliani, G., Murphy, D. C., Piercey, S. J., Jambor, J. L., Mortensen, J. K., Ercit, T. S., Gault, R. A., Mattey, D. P., Schwarz, D., Maluski, H., Wise, M. A., Wengzynowski, W., Eaton, D. W. (2002) MINERALOGICAL AND GEOCHEMICAL STUDY OF THE REGAL RIDGE EMERALD SHOWING, SOUTHEASTERN YUKON. The Canadian Mineralogist, 40 (5) 1313-1338 doi:10.2113/gscanmin.40.5.1313 | Journal (article/letter/editorial) | | major occurrence of emerald in the Finlayson Lake district of southeastern Yukon. The Regal Ridge showing...granitic pluton. The emerald crystals occur where quartz veins cut mica-rich layers in a shallowly dipping...sulfides have been observed to occur within the quartz veins. A zone of sparse, disseminated sulfides...length occur in tourmaline zones and, rarely, in the quartz veins. Some of the smaller crystals, and sections...The âŠ18O values for coexisting quartz and tourmaline from the quartz veins yield temperatures of formation |  | | Journal (article/letter/editorial) | | Stak, 29; Shahbatot, 30; Sassi, 31; Khaltaro, 32; Hunza, 33; Gilgit, 34; Jaglot, 35; Gonar, 36; Khandian...Kabul River, drains the Hindu Kush terrain in Pakistan. Its lithology consists mainly of amphibolite...mountains include glacially influenced subbasins of Gilgit, Hunza, Shigar and Shyok rivers and encompass granitic...arc with an average composition of granodioriteâ quartz diorite ĆœPetterson and Windley, 1991., calc-alkaline...relative to MCT, the latter not clear in northern Pakistan and Kashmir. On purely lithological grounds, we |  | | Journal (article/letter/editorial) | | between migmatitic gneisses (garnet-biotite-feldspar-quartz-sillimanite-kyanite paragenesis) and serpentinites...characterized by a garnetâfibrolitized biotiteâfeldsparâquartzâsillimaniteâkyanite assemblage. The F2 lithology...characterized by a garnetâfibrolitized biotiteâsillimaniteâquartzâtourmaline assemblage and is restricted to shear...phlogopite metasomatic zone containing small lenses of quartz and emerald. The total width of the reaction zones...Mg, and Fe carbonates; serpentine; aggregates of quartz + fluorite + NaCl + dolomite; and Na and Fe chlorides |  | | Journal (article/letter/editorial) | | ophiolitic rocks of the Indus Suture Zone in Swat, NW Pakistan M. Arif a,â, D.J. Henry b, C.J. Moon c a b c ...Geology, University of Peshawar, Peshawar 25120, Pakistan Department of Geology and Geophysics, Louisiana...elements Swat Pakistan a b s t r a c t Bodies of magnesite-rich rocks (magnesite ± talc ± quartz ± dolomite)...associated, originally sedimentary rocks of the Indo-Pakistan plate. Locally, late-stage hydrothermal activity...magnesite-rich rocks to produce veins and stockworks of quartz as well as emerald, Cr-rich tourmaline and Cr, |  | Baksheev, Ivan A., Trumbull, Robert B., Popov, Mikhail P., Erokhin, Yuri V., Kudryavtseva, Olesya E., Yapaskurt, Vasily O., Khiller, Vera V., Vovna, Galina M., Kiselev, Vladimir I. (2018) Chemical and boron isotopic composition of tourmaline from the Mariinsky emerald deposit, Central Urals, Russia. Mineralium Deposita, 53 (4) 565-583 doi:10.1007/s00126-017-0759-z | Journal (article/letter/editorial) | | Morteani 1989); Swat Miner Deposita Valley, Pakistan (Arif et al. 1996); Tsa da Glisza, Yukon Canada...studies of tourmaline from the Urals Emerald Mines district have reported major-element compositions, but...and still-active deposit in the Emerald Mines district. We also analyzed one sample from the inactive...Krasnoarmeisky deposit in the southern part of the district. The data set presented here combines majorelement...Regional and deposit geology The Ural emerald mining district (Ural emerald belt) is located between the Eastern |  | | Journal (issue) | | Brazilâs Emerald Production Emerald Occurences in Pakistan Afghanistanâs Emeralds: Hidden Treasures Emeralds...awareness of the green gem from Afghanistan and Pakistan. Meanwhile, the major miners, including The Muzo...concludes. Other Aprecol Projects â BoyacĂĄ's Art District: Joint venture with one of Colombiaâs top galleries...and their dyke swarms of pegmatites, aplites and quartz veins. The socalled felsic rocks (FELSR), with...and organic matter, and other tiny fragments of quartz and calcite. In anoxic and reducing environments |  | | Journal (issue) | | of D-to-Z Diamonds Emeralds from Swat Valley, Pakistan History of European Royal Jewel Sales Turquoise...Colorless to Near-Colorless Diamonds, Emeralds from Pakistan, a History of European Royal Jewel Sales, and...Characteristics of Emeralds from Swat Valley, Pakistan Hongshu Guo, Xiaoyan Yu, Yuyu Zheng, Zhulin Sun...Colorchange catâs-eye diaspore âą Emerald with large quartz inclusion âą Large pearl discovered in edible oyster...inclusions âą âEggâ in quartz âą Blue inclusion in rock crystal quartz âą Tree in rock crystal quartz âą Unknown dendritic |  | Brand, A. A., Groat, L. A., Linnen, R. L., Garland, M. I., Breaks, F. W., Giuliani, G. (2009) Emerald Lake Mineralization Associated with the Mavis Lake Pegmatite Group, near Dryden, Ontario. The Canadian Mineralogist, 47 (2) 315-336 doi:10.3749/canmin.47.2.315 | Journal (article/letter/editorial) | | cm) in a matrix of anhedral bluish plagioclase, quartz, fine-grained black phlogopite, blue apatite crystals...une matrice de plagioclase bleuĂątre xĂ©nomorphe, quartz, phlogopite noire Ă grains fins, des cristaux dâapatite...pegmatite is composed of K-feldspar, plagioclase, quartz, muscovite, tourmaline, apatite, and beryl. In...phlogopite schist. Coarse-grained muscovite and quartz are major components, usually filling interstices...and mica fill interstices among larger feldspar, quartz, and euhedral tourmaline and beryl crystals. The |  | | Journal (article/letter/editorial) | | amphibolites and blackwalls, (5) tourmalinites, quartzâtourmaline veins and greisens, (6) calcareous metasediments...al. (2006), Bosi et al. (2010) 5) Tourmalinites, quartzâtourmaline veins and greisens Abraham et al. (1972)...pockets (Dutrow & Henry 2000). The pegmatite contains quartz, albite, muscovite, tourmaline, beryl, garnet,...amphibolite at the Khaltaro granitic pegmatite, Haramosh Mountains, northern Pakistan. Tourmaline associated...The GuibarĂ© and FĂ©tĂ© KolĂ© gold-bearing tourmalineâquartz veins in the Birimian greenstone belts of Burkina |  | | Journal (article/letter/editorial) | | 1529-1541 (2006) THE EMERALD- AND SPODUMENE-BEARING QUARTZ VEINS OF THE RIST EMERALD MINE, HIDDENITE, NORTH...Beryl and chromian spodumene occur entirely within quartz veins and in open cavities that occupy brittle...in the four assemblages are calcite, amethystine quartz, spodumene and emerald. The early stage of vein...characterized by the crystallization of massive quartz and followed largely by the precipitation of CaâFeâMg...cogenetic high- and low-X(CO2) fluid inclusions in quartz indicates that an aqueous carbonic fluid reached |  | | Journal (issue) | | some dealers who had recently returned from the Pakistan trading area to see if they would lend us Afghan...been found in the southern portion of the Sorobi district, in Kabul Province. The topography of the region...Himalayas, which stretch eastward across northern Pakistan and India. The Hindu Kush range is one of the...and the adjacent Karakoram range in neighboring Pakistan have been the sites of spectacular finds of gemstones... and other gemstones have been made in Pakistan in the Gilgit area (Kazni et al., 19851, in the Swat |  | Galbraith, C. G., Clarke, D. B., Trumbull, R. B., Wiedenbeck, M. (2009) Assessment of Tourmaline Compositions as an Indicator of Emerald Mineralization at the Tsa da Glisza Prospect, Yukon Territory, Canada. Economic Geology, 104 (5) 713-731 doi:10.2113/gsecongeo.104.5.713 | Journal (article/letter/editorial) | | rocks and as crystals in granites, aplites, and quartz-tourmaline veins. The principal occurrence of emerald...emerald is along contacts between the quartz-tourmaline veins and mafic country rocks, but it also occurs...confined to tourmalines from country rocks and quartz veins, suggesting a contribution of isotopically...cluster includes tourmaline from country rocks and quartz-tourmaline veins and the other is dominated by...Egypt (Grundmann and Morteani, 2007), and Khaltaro, Pakistan (Laurs et al., 1996). Tourmaline â Corresponding |  | Marshall, Dan, Groat, Lee, Giuliani, Gaston, Murphy, Don, Mattey, Dave, Ercit, T.Scott, Wise, Michael A, Wengzynowski, William, Eaton, W.Douglas (2003) Pressure, temperature and fluid conditions during emerald precipitation, southeastern Yukon, Canada: fluid inclusion and stable isotope evidence. Chemical Geology, 194 (1) 187-199 doi:10.1016/s0009-2541(02)00277-2 | Journal (article/letter/editorial) | | mineralogy is quartz and tourmaline with variable sized alteration haloes consisting of tourmaline, quartz, muscovite...Mananjary (Madagascar), Carniba-Socoto (Brazil), Khaltaro (Pakistan) and Hiddenite (USA). The emerald occurs...property, is hosted within the alteration haloes of quartzâ tourmaline veins that crosscut the Devono-Mississippian...succession consisting of feldspar â muscoviteâ quartz schist of volcanogenic and volcaniclastic origin...emerald veins. There are numerous generations of quartz veins in the general area of the granite and the |  | | Journal (article/letter/editorial) | | crustal A-type pegmatiteâaplite dykes and associated quartz veins and greisen zones at the Zealand Station...3â1.4 wt. % in beryl channels. The ÎŽ18O of the quartz and beryl were within 1 â°, consistent with magmatic...association with hydrothermal features including quartz veins and greisen zones in the host monzogranite...All sub-types of the host monzogranite contain quartz, feldspars, biotite, rutile, and muscovite with...The dykes are locally porphyritic with euhedral quartz (up to 4 cm) and orthoclase (up to 15 cm) 58 Fig |
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