Geochemistry and tectonic significance of metamorphosed mafic ophiolitic rocks in the upper high-grade basement unit of the eastern Rhodope Massif (Bulgaria—Greece)

Authors: Bonev, Nikolay, Dotseva, Zornitsa, Filipov, Petyo

Source: Geologica Carpathica. 74(1):23-40

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Evidence of late Palaeozoic and Middle Triassic magmatism in the Sakar-Strandzha Zone, SE Bulgaria: Regional geodynamic implications

Authors: Bonev, Nikolay, Filipov, Petyo, Raicheva, Raya, Moritz, Robert

Source: International geology review. 64(9):1199-1225

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Anisotropic grossular—andradite garnets: Evidence of two stage skarn evolution from Rudnik, Central Serbia

Authors: Kostić, Bojan, Srećković-Batoćanin, Danica, Filipov, Petyo, Tančić, Pavle, Sokol, Kristijan

Source: Geologica Carpathica. 72(1):17-25

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Timing and tectonic significance of Paleozoic magmatism in the Sakar unit of the Sakar-Strandzha Zone, SE Bulgaria

Authors: Bonev, Nikolay, Filipov, Petyo, Raicheva, Raya, Moritz, Robert

Source: International geology review. 61(16):1957-1979

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Petrography and geochemistry of the Sredogriv metamorphites, NW Bulgaria.

Alternate Title: Петрография и геохимия на Средогривските метаморфити, СЗ България (Bulgarian)

Authors: Vladinova, Tzvetomila, Macheva, Lyubomirka, Georgieva, Hristiana, Filipov, Petyo, Kalchev, Radoslav, Stoilkova, Tanya, Bonev, Nikolay

Source: Review of the Bulgarian Geological Society; 2024, Vol. 85 Issue 2, p203-206, 4p

Subject Terms: ISLAND arcs, GEOCHEMISTRY, PETROLOGY, GEOLOGICAL time scales, MINERALOGY

Geographic Terms: BULGARIA

U-Pb detrital zircon geochronology of the late Paleozoic-early Mesozoic sedimentary successions from the Belogradchik Unit in the West Fore-Balkan, NW Bulgaria.

Alternate Title: U-Pb геохронология на детритни циркони от къснопалеозойско- ранномезозойски седиментни последователности от Белоградчишката единица в западния Предбалкан, СЗ България (Bulgarian)

Authors: Filipov, Petyo, Bonev, Nikolay, Vladinova, Tzvetomila, Kalchev, Radoslav, Georgiev, Svetoslav, Macheva, Lyubomirka, Georgieva, Hristiana, Vlahov, Alexander, Morin, Gatien

Source: Review of the Bulgarian Geological Society; 2024, Vol. 85 Issue 2, p155-158, 4p

Subject Terms: GEOLOGICAL time scales, ZIRCON, SEDIMENTATION & deposition, EROSION, MESOZOIC Era

Detrital zircon age constraints on the deposition of the Sredogriv low-grade metasedimentry rocks, West Balkan Zone, Bulgaria.

Alternate Title: Възраст на отлагане по детритни циркони на Средогривските нискостепенни метаседиментни скали, Западнобалканска зона, България (Bulgarian)

Authors: Bonev, Nikolay, Filipov, Petyo, Vladinova, Tzvetomila, Kalchev, Radoslav

Source: Review of the Bulgarian Geological Society; 2024, Vol. 85 Issue 2, p140-143, 4p

Subject Terms: CLASTIC rocks, GEOLOGICAL time scales, METAMORPHIC rocks, ZIRCON, FACIES

Detrital zircon age constraints for Late Permian to Late Triassic clastic sedimentation in the northern-western Sakar-Strandzha Zone, SE Bulgaria.

Authors: Bonev, Nikolay¹ (AUTHOR) niki@gea.uni-sofia.bg, Filipov, Petyo² (AUTHOR), Raicheva, Raya² (AUTHOR), Moritz, Robert³ (AUTHOR)

Source: International Journal of Earth Sciences. Mar2022, Vol. 111 Issue 2, p495-523. 29p.

Subject Terms: *ZIRCON, *SEDIMENTATION & deposition, *GEOLOGICAL time scales, *TRIASSIC Period, *PETROLOGY, *NEOARCHAEAN, *PROVENANCE (Geology), GONDWANA (Continent)

Geographic Terms: BULGARIA

PALEO- AND NEOTETHYAN MARGINAL OCEANIC LITHOSPHERE REMNANTS REVEALED IN THE HIGH-GRADE BASEMENT OF THE EASTERN RHODOPE MASSIF, BULGARIA: U-PB ZIRCON AGE CONSTRAINTS AND GEODYNAMIC IMPLICATIONS.

Authors: Bonev, Nikolay, Filipov, Petyo, Dotseva, Zornitsa

Source: Ofioliti; 2024, Vol. 49 Issue 1, p1-17, 17p

Subject Terms: LITHOSPHERE, OCEANIC crust, ZIRCON, BASEMENTS, SCHISTS, GEOLOGICAL time scales, SUTURE zones (Structural geology)

Geographic Terms: BULGARIA

From an ocean floor wrench zone origin to transpressional tectonic emplacement of the Sithonia ophiolite, eastern Vardar Suture Zone, northern Greece

Authors: Bonev, Nikolay, Filipov, Petyo

Source: International journal of earth sciences. 107(5):1689-1711

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100125822863.0x000001&indx=1&recIds=ETOCvdc_100125822863.0x000001

Detrital zircon age constraints on low-grade sedimentary successions of the eastern Circum-Rhodope Belt, Bulgaria.

Authors: BONEV, NIKOLAY¹ niki@gea.uni-sofia.bg, FILIPOV, PETYO²

Source: Geologica Carpathica. Dec2023, Vol. 74 Issue 6, p459-468. 10p.

Subject Terms: *ZIRCON, *CLASTIC rocks, *LITHOSPHERE, *CONTINENTAL margins, *GEOLOGICAL time scales

Geographic Terms: BULGARIA, EURASIA

Detrital zircon age constraint on the low-grade sedimentary succession along the Mareshnitsa River Valley, eastern Circum-Rhodope Belt, Bulgaria.

Authors: Bonev, Nikolay, Filipov, Petyo

Source: Geologica Balcanica; Dec2023, Vol. 52 Issue 3, p21-27, 7p

Petrology of the 31.6 Ma Central Rhodope Perelik monotonous intermediate ignimbrite eruption.

Alternate Title: Петрология на 31.6 млн. г. Централнородопска Перелишка ерупция от „monotonous intermediate“ игнимбрити. (Bulgarian)

Authors: Marchev, Peter, Raicheva, Raya, Filipov, Petyo, Ivanova, Rositsa, Baziotis, Ioannis

Source: Review of the Bulgarian Geological Society; 2023, Vol. 84 Issue 3, p121-124, 4p

Subject Terms: IGNIMBRITE, PETROLOGY, OLIGOCENE Epoch, MAGMAS, MINERALS, VOLCANISM

A review of depositional ages of the metasedimentary rocks in the units of the eastern Circum-Rhodope belt, Bulgaria-Greece.

Alternate Title: Преглед на възрасти на отлагане на метаседиментните скали в единиците от източния Циркум-Родопски пояс, България-Гърция. (Bulgarian)

Authors: Bonev, Nikolay, Filipov, Petyo

Source: Review of the Bulgarian Geological Society; 2023, Vol. 84 Issue 3, p147-150, 4p

Subject Terms: GEOLOGICAL time scales, CONTINENTAL margins, ZIRCON, PALEOGEOGRAPHY, OROGENIC belts, SEDIMENTATION & deposition

Geographic Terms: GREECE, BULGARIA

Mafic adakite-like magmatism at the Cretaceous--Paleogene boundary from the Northwest Rhodopes, Bulgaria.

Alternate Title: Мафичен адакитоподобен магматизъм на границата Креда–Палеоген от Северозападните Родопи, България. (Bulgarian)

Authors: Filipov, Petyo

Source: Review of the Bulgarian Geological Society; 2023, Vol. 84 Issue 3, p81-84, 4p

Subject Terms: PALEOGENE, MAGMATISM, GEOLOGICAL time scales, ZIRCON, HORNBLENDE, EOCENE Epoch, ADAKITE

Geographic Terms: BULGARIA

Middle Triassic crystallization of the Ivanovo granite, Harmanli block, SakarStrandzha zone, Bulgaria.

Alternate Title: Кристализация през Среден Триас на Ивановски гранит, Харманлийски блок, Сакар-Странджанска зона, България.

Authors: Bonev, Nikolay¹ niki@gea.uni-sofia.bg, Filipov, Petyo²

Source: Proceedings of the Bulgarian Geological Society. 2020, Vol. 81 Issue 3, p66-68. 3p.

Subject Terms: *CRYSTALLIZATION, *GRANITE, *SEDIMENTARY rocks, *MAGMATISM

Geographic Terms: BULGARIA

From an ocean floor wrench zone origin to transpressional tectonic emplacement of the Sithonia ophiolite, eastern Vardar Suture Zone, northern Greece.

Authors: Bonev, Nikolay¹ niki@gea.uni-sofia.bg, Filipov, Petyo²

Source: International Journal of Earth Sciences. Jul2018, Vol. 107 Issue 5, p1689-1711. 23p.

Subject Terms: *OCEAN bottom, *STRUCTURAL geology, *OPHIOLITES, *SUTURE zones (Structural geology), *MAGMAS

Geographic Terms: GREECE

Chemical composition of late Eocene-early Oligocene corals in reef buildups from the Thrace basin, Bulgaria-Greece: Paleoenvironmental implications.

Authors: Bonev, Nikolay, Filipov, Petyo, Stoylkova, Tanya

Source: Geologica Balcanica; Apr2022, Vol. 51 Issue 1, p23-33, 11p

Triassic magmatism along the Maritsa river valley, Sakar-Strandzha Zone, Bulgaria.

Alternate Title: Триаски магматизъм по долината на река Марица, Сакар-Странджанска зона, България

Authors: Bonev, Nikolay¹ niki@gea.uni-sofia.bg, Filipov, Petyo² p_philipov@geology.bas.bg, Raicheva, Raya² raya@geology.bas.bg, Moritz, Robert³ robert.moritz@unige.ch

Source: Proceedings of the Bulgarian Geological Society. 2019, Vol. 80 Issue 3, p56-57. 2p.

Subject Terms: *TRIASSIC Period, *MAGMATISM, *GEOLOGICAL time scales, *CRYSTALLIZATION, *SUBDUCTION

Detrital zircon age and Sr isotopic constraints for a Late Palaeozoic carbonate platform in the lower Rhodope thrust system, Pirin, SW Bulgaria.

Authors: Bonev, Nikolay¹ (AUTHOR) niki@gea.uni-sofia.bg, Filipov, Petyo² (AUTHOR), Raicheva, Raya² (AUTHOR), Chiaradia, Massimo³ (AUTHOR), Moritz, Robert³ (AUTHOR)

Source: Geological Magazine. Dec2019, Vol. 156 Issue 12, p2117-2124. 8p.

Subject Terms: *ZIRCON, *STRONTIUM isotopes, *CARBONATES, *NEODYMIUM isotopes, *CHEMOSTRATIGRAPHY, *SCHISTS, *THRUST faults (Geology), GONDWANA (Continent)

Geographic Terms: BULGARIA