 | | Journal (article/letter/editorial) | | University, Universitetskaya pl. 1, Voronezh, 394006 Russia e-mail: ogg@geol.vsu.ru Received January 14, 2008...Geochemistry of the Russian Academy of Sciences (Moscow) using a PLASMA QUAD PQ2 + TURBO quadrupole mass...of Geochemistry and Mineralogy of Rare Elements (Moscow) using an Elan 6100 DRC instrument. The charge...metasedimentary rocks of the Kursk (Kursk Magnetic Anomaly, Russia) and Krivoi Rog groups (Krivoi Rog, Ukraine). Phosphorites...support the small maximum depth of sedimentation of chert–iron sediments. (4) The following lines of evidence |  | | Report (chapter) | | the Fez-Tissa-Ta/neste fault, the Bou Draa-Sidi Fili fault, the Jebha fault and the Fables fault. The...limestones (60-100 m) overlain by marly limestones with chert (15 m), and finally marls with intercalations of...North-Middle Atlas fault; PF, Palomares fault; SFF, Sidi Fili-Bou Draa fault. is necessary to take into account...east. The B o u D r a a - S i d i Fili f a u l t zone The Sidi Fili fault is buried under the Neogene...the Bou Draa ridge, is in continuity with the Sidi Fili fault zone (Fig. 12), which has led some researchers |  | | Journal (article/letter/editorial) | | radiating acicular aggregates that fill or partly filI cavities in coarsely crystalline trona. Makatite...Hay (1968, p. 257-259) during an investigation of chert in the deposits of Lake Magadi, Kenya. Hay found...Clay and trona 112 Claystone 114 do 115 do 137.75 Chert 157 Trona 165 Claystone 173 Tufi a Q, Fp Q, Fp...Pelrol'0gy,22,l-31. lakes of Hev, R. L.-i1968) Chert and its sodium-silicateprecursorsin sodium-carbonate |  | | Journal (article/letter/editorial) | | turbidite. Detritus includes fragments of ophiolitic chert, basalt and gabbro. Sedimentary fill of the Sefidabeh...with 101 carbonate, limestone, limestone with chert and radiolarite. Only the Shu95-3 sample contains... Approximately 350-500 g of dice-sized crushed chert from each sample was 104 processed with the dissolution...commonly intercalated with 829 massive radiolarian chert, therefore stratigraphic dating of this radiolarite...India 849 (Bragina and Bragin, 2013), Eastern Russia (Zyabrev, 1996; 2011; Kurilov and Vishnevskaya |  | | Journal (article/letter/editorial) | | (A.Z.) Correspondence: gpiper@smu.ca Abstract: Chert concretions in thick limestone successions preserve...Ionian basin of western Greece. Upper Cretaceous chert nodules were sampled at Araxos, where rocks are...Island, on the flanks of a regional anticline. Chert concretions have microporosity produced by recrystallisation...to quartz and fractures produced in the brittle chert during basin inversion. Diagenetic mineral textures...Greece. Minerals 2021, 11, 763. https:// Keywords: chert; veins; pores; sphalerite; francolite; barite; basinal |  | | Book | | § lid- ARGILLA (argillaceous earth) united to fili- ceous matter only. Cronstedt Min. §78. Argilla... ceous 55 14. (argillaceous earth) united to fili- irony matter. Cronstedt Min. §§ 87 and 90....§ 115. ARGILLA (argillaceous earth) united to fili- and calcareous matter. ceous Cronstedt Min....ARGILLA ceous earth (argillaceous earth) united to fili- and magnefia. Cronstedt Min. Its but §§ 84...J ceous , caU (argillaceous earth) united to fili~ er.us, ' Lithemarga. anc* magnefia earths |  | | Journal (article/letter/editorial) | | floodplains. point bars, cross-bedding and cut-and-fili. Red. ochreous clays are widely found in karst caves...Partridge, 1965), namely Pre-Pretoria Group (Giant Chert). Pre-Waterberg Group (dissolution cavities in tlie...package BGPI ",olBasalgraveipackage CRD I'f- ' ' I Chert-rich dolomite bedrock Figure 3. Schetnatic straHf>rai>hic...characterized by quartzite clasts dominating over chert clasts (60 to 80% quartzite) and contains clasts...may be an extension of the Waterval Saprolite on chert-rich dolomite and gravels (as described by Beukes |  | | Journal (article/letter/editorial) | | Thence they ascended by Colway Gate to an old chert and sand pit on Timber Hill, an elevation of about...Greensand. In the quarry now visited the base of the Chert-beds was to be seen, with underlying band of green...SAND. GAULT. JSands with bands and nodules of chert 1Greenish sands ... ... ... 1 1 75 20 25 •...great water-bearing strata of the district were the chert-beds and sands of the Upper Greensand, and from...fossiliferous band in the Foxmould sands beneath the chert-beds, which he had noted two years previously. He |  | | Journal (article/letter/editorial) | | Auatug a& mehretert cfiem$chert Arbsiten von - O T T O U N V E R D O R n E N *). 1. t J e b e r d...Ssure unter Bildung von I-l at cl i et t's k i i i i fili ch eiii GerbelioiF. ScliwdiigfWres Gas wird vom |  | El Desouky, H. A., Muchez, P., Dewaele, S., Boutwood, A., Tyler, R. (2008) Postorogenic Origin of the Stratiform Cu Mineralization at Lufukwe, Lufilian Foreland, Democratic Republic of Congo. Economic Geology, 103 (3) 555-582 doi:10.2113/gsecongeo.103.3.555 | Journal (article/letter/editorial) | | Block Lu m De o 10 nd Kibaran Belt Fig. 2 Lu fili an Ar c Iru Be de mi lt ia o o mb 15 15... Musonoi Kolwezi Kamoto Lu 11 11 fili an fo (Lu ld-a fili nd an -th Ar rus c) t b elt Luiswishi...sandy or argillaceous matrix, with dolomite and chert fragments concentrated at the base and with bands...pink fine grained massive siliceous dolomite with chert nodules and bands, oolitic horizons and red banding...of ~100 m of finegrained siliceous dolomite with chert nodules and bands (Figs. 3B, 4). The Mwashya consists |  | | Book (edition) | | (1921) discovered fragments of a plant in the Rhynie chert which they named Palaeonitella on account of its...vascular plants fossilised in the Middle Devonian chert found at Rhynie in Aberdeenshire (see p. 28) are...present. Sporangia ha, e been found in the Rhynie chert which a~e probably those of Asteroxylon. The available...Asteroxylon Mackiei has been detected in the Rhynie chert, Asteroxylon elberfeldense bore almost leafless...strands of centripetal metaxylem (Fig. 65), which FILI CALES-I 97 may be separate or jo_inedtogether. |  | Haest, M., Muchez, P., Dewaele, S., Franey, N., Tyler, R. (2007) Structural Control on the Dikulushi Cu-Ag Deposit, Katanga, Democratic Republic of Congo. Economic Geology, 102 (7) 1321-1333 doi:10.2113/gsecongeo.102.7.1321 | Journal (article/letter/editorial) | | Plateau DRC Zambia Lake Tschangalele 11° 10° Lu fili an Ar c Ke DRC Lo K Nguba 12° 100km Post-Katanga...stromatolitic dolomite (Fig. 4D), and stromatolitic chert. The Carbonate unit consists of a clast-supported...carbonate, (3) a breccia with centimeter-sized chert fragments and a sandy matrix, and (4) greenish basalt...Petit Conglomérat, 1 = basalt, 2 = stromatolitic chert). The aeromagnetic image is plotted in a coordinate...stromatolitic chert (point 2, Fig. 12) south of the mine resembles the stromatolitic chert fragments in |  | | Journal (article/letter/editorial) | | almofadados e de sedimentos quimicos tais como chert, ealefirio e pelitos grafitosos, frequentemente...been reported, as in the east :of Hidrolina (RIBEmO FILI~O et al., 1978) and the north of Goifis Velho. Some...schist. Sediment intercalations (iron formation, chert, carbonate rock, graphite schist) are common. There...and gold (less than 10 ppm) in sulphide facies chert interbedded with graphite phyllite overlying the...AMPHIBOLITE ( b ) 4, FINE GRAINED AMPHIBOLITE WITH CHERT AND CALCSILI-CATE INTERCALATIONS O(~ ...I Z ~ |  | | Report (issue) | | advance have not been identified from this vicinity, chert fragments from the overlying basal conglomerate...were removed, except for the relatively insoluble chert rubble. An uneven topography was developed; when... State Geol. Surv. Noeggerathia, ihre 1. 3. Fili- Noeggerathiineae. Formen und Fame, Biol. neuentdeckte...Stratigraphy and Geology of the Carboniferous, Moscow, USSR, 1975. (In press) Labriscorpio a alliedensis |  | | Journal (article/letter/editorial) | | Quartz sandstones, rounded grains with some black (?chert) grains. 5 . Oolitic ironstone. 6. Haematitic siltstone...m Berlin, 9, 139-149. Krejcl, J. 1860. Geologie fili nuuka o rjtvarech zemskich, 1st. ed. 512 pp. LitomySI |  | | Report (issue) | | presence of dark organic-rich material and dark chert grains. The sandstone and siltstones are homogeneous...; - END \ < ! ;r gy chert ' SS, sh lamin, tr hori burrows, rr chert COAL SLTSS 'burrows to MUDSTONE...i-i-f-r^rt- ..;.,.|......;..j.. ; ! -f ; ; : » t rft i|fili; .;.:.. ;.,;..;. *J; ' ' ' : : ' ! ..;.,.; j |  | | Report (issue) | | places up to 50,000 feet (15,000 m) of hornfels, chert, marble, slate, and quartzite document Paleozoic...BASIN REMNANT OF \ '"'ji g eSSA i gifi jSI *j fili"-"^%^ 11 MADE FROM BEST AVAILABLE COPY Figure£3 |  | | Journal (issue) | | RQHRIWKHP Amazon buried in equestrian pose, Russia Gold plate from Amazon’s crown KDGKHUOHJV...buried HQFHV¶,QVWLWXWHRI$UFKDHROĥ wearing crown, Russia RJ\³DQGZHVXSSRVHWKDWDOO IRXUZRPHQLQWKHJUDYHZHUH...Scholars discovered that the people living at RUSSIA UKRAINE Bu T HE PEOPLE WHO LIVED in the megasites...S PRXQWDLQ VORSH 7KH GLVFRYHU\ RI These chert projectile points (top and center) were among those...PXFK PRUH SUHYDOHQW WKDQ SUHYLRXVO\ A Shoshone chert tool (right) and soapstone bowl fragment (far right) |  | | Journal (article/letter/editorial) | | exposures of conglomerate, coarse grit, radiolarian chert, and slate, sometimes associated with interbedded...denticles from the radul~e of some gasteropod. This chert is derived rather from the silica of sponge-spicules...Didgmograptus extensus, Hall (comDidgn~oyraptns fili formis, Tullberg. 1)idymogra2das g'racilis, TSrnquist...where they contain small blocks of felsite and chert. The latter rocks are also exposed to the north...dip, that is, northwestwards, exposures of black chert and fine grit are found to alternate, the whole |  | | Journal (volume) | | of non-beach flint), three flint blades, and a chert blade. Charcoal by Caroline Cartwright Sample 1:...material (Fig. 62, Tables 2 and 5) Except for one chert core (L10), all the material listed in Table 2 is...another at right-angles to it. Mottled blue-grey chert, with flinty inclusions and micaceous flecks. LI...Britain are usually formulaic, set out in the form "A FILI B", where A and B are either surviving Roman names...or monument) of -A, of-the-son-of-B". The linking FILI or, in either Latin letters or ogham stroke-characters |  | | Book | | materials available to man in and near the region was chert (a siliceous i-ock occurring in limestones other...then1, and by hill-wash. Others are of Blackdown chert doubtless brought down from the Blackdown Hills...these implements are considered to be of Blackdown chert, a material which, if it lives up to its name, should...palaeoliths from the Doniford region are of Blackdown chert. Middle and Upper Palaeolithic C11ltures The gravels...Forests) for Mesolithic in1plen1ents of flint and chert. During the earlier part of the Mesolithic period |  | | Book (edition) | | occur beds and masses of Chert. Flint is normally grey to black in colour, chert often rather browner. Flint...struck breaks with a curved (conchoidal) fracture, chert with a rather flatter fracture, but it is often...difficult, if not impossible, to distinguish flint from chert. Flint also occurs in the Chalk of other parts of...Europe, North France, Belgium, Denmark, etc., whilst chert is often found in limestone of many parts of the...from such hard, yet brittle rocks, as flint and chert. Flakes can be easily struck off a flint nodule |  | | Book | | the smaller crystals are usually the most perfect. Fili form, reticulated, and spongy shapes are common;...for gold alloys. Mullion Range, Bathurst country. Chert.—Common in seams and bands throughout the coal measures...chalcedony are found near Carcoar, with resinite and chert ; also at Cowriga Creek, Wellington, Dubbo, Maitland...Chalcedony Chalcopyrites Chalcotriohite Chalybite Chert Chiastolite Chlorite Chromite, Chrome Iron Chrysoberyl |  | | Report (volume) | | quartz, subordinate quartzite, and red or black chert. The redbed succession is azoic, but in its upper...1995). In Sierra Espufia these dolostones contain chert nodules and ribbons (MS.kel 1985) and are followed...fragments include slate, radiolarian chert, argillaceous chert and minor felsic volcanic rocks. Conglomerate...monocrystalline quartz; Qp, polycrystalline quartz including chert; F, feldspars; L, aphanitic lithic fragments (L...Gypsum Laminated limestone ~ Oolitic limestone Chert Massive dolostone ~ Ammonites Fig. 7. Lithostratigraphical |  | | Journal (volume) | | around which occurred a concentration of flint and chert flakes and artefacts. Their distribution centres...flint and chert, the two 'platforms' (64, 65) and pit complexes 66 and 67. The flint and chert extended...amber-colour greensand chert. By number of complete flakes the proportions are flint 93%, chert 7%. This compares...compares closely to the proportions of flint 98% and chert 2% for pebbles 52 from the beach at Gunwalloe...was probably no preference for flint rather than chert at Carngoon Bank. The majority of chipped pieces |
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