Dr. Irina Kircheva MARINOVA Associate Professor, PhD Central Laboratory of Mineralogy and Crystallography (CLMC), Bulgarian Academy of Sciences (BAS) Web site: http://www.clmc.bas.bg 1113 Sofia, Acad. G. Bonchev Str., Bl. 107, BULGARIA Phone: (+3592) 8700161/54; Fax.: (+3592) 9797056 E-mail: marinova@clmc.bas.bg; irimari@gmail.com

Biographical notes:

• Date of birth: 6 May 1960
• Place of birth: the town of Kardjali
• Nationality: Bulgarian

Education:

• Ph.D. in Prospecting and Exploration of Mineral Deposits, Sofia University, Faculty of Geology and Geography, Department of Economic Geology, 1994, Sofia, Bulgaria. Thesis: "Mineralogy and Geochemistry of Davidkovo base-metal ore field, Central Rhodope Mountain", under the supervision of Prof. D.Sc. B. Kolkovsky.
• M.Sc. in Geology, Economic Geology, Sofia University, Faculty of Geology and Geography, 1984, Sofia, Master Thesis: "Mineralogy of Eseler base-metal deposit, Zvezdel-Pcheloyad ore field, Eastern Rhodope Mountain".

Additional Skills:

• Ore microscopy;
• Organization and visualization of spatial geological data using Geographic Information Systems;
• Computer activity.

Main fields of interests:

• Mineralogy and Geochemistry:
• Mineral composition, mineralization sequence, ore and gang textures, stile of mineralization, formation and evolution of base metal and precious metal deposits, ore deposit zonality, hydrothermal alteration, archaeomineralogy;
  • Indicative geochemical features of minerals;
  • Geology and prospecting for mineral resources;
• Soil geochemical surveys for gold, silver and base metals at different scales (1:50 000 - 1:10 000) and compiling of geochemical maps;
• Geological mapping and compiling of geological maps.

Foreign Languages:

• General and terminological knowledge in English (speak/read/write),
• Russian (speak/read/write).

Professional experience:

• 2010 actually
  • Associate Professor: Central Laboratory of Mineralogy and Crystallography ”Acad. Ivan Kostov”, Bulgarian Academy of Sciences, Sofia.
• 2009 - 2003
  • Researcher: Central Laboratory of Mineralogy and Crystallography ”Acad. Ivan Kostov”, Bulgarian Academy of Sciences, Sofia.
• 2003-1991
  • Geologist: “Geology and Geophysics” Corp., Sofia
• 1990-1986
  • Post-graduate student: Sofia University, Faculty of Geology and Geography, Sofia
• 1986– 1984
  • Geologist: “Geological Prospecting Enterprise”, the town of Asenovgrad

Membership in Scientific Societies:

• Bulgarian Geological Society
• Bulgarian Mineralogical Society

Scientific activities:

• Mineralogical and geochemical studies of base metal and precious metal deposits in Rhodope, Western Srednogorie and Western Stara Planina mountains;
• Prospecting for precious and base metals in Rhodope, Western Srednogorie and Western Stara Planina;
• Soil geochemical surveys for gold, silver and base metals at different scales (1:50 000 - 1:10 000) in Rhodope, Western Srednogorie and Western Stara Planina mountains, and compiling of geochemical maps;
• Geological mapping at 1:25 000 scale in Rhodope Mountain and compiling of geological maps;
• Organization and visualization of spatial geological data from Bulgaria using Geographic Information Systems.

Training:

• “Geodynamics and ore deposit evolution of the Alpine-Balkan-Carpathian-Dinaride Province”, ABCD-Geode 2000 Workshop, May 2000, Borovets, Bulgaria;
• Workshop-0601 “Characteristics of and Exploration for Epithermal Deposits: Background, and Relation to the Porphyry Environment” by J.W. Hedenquist, 12-13 January, 2006, Sofia;
• Prof. William Chavez Conference, May 16-17, 2008, Sofia;
• Greg Hall Lectures, July 13, 2008, Sofia.

Selected Publications:

1. Marinova, I. 1992. Geological position and mineralogical composition of vein type rhodonite mineralization in Belevsko deposit, Davidkovo ore field. – Ann. Univ. Sofia, 83, 1 – Geology, 139-159 (in Bulg., abstr. in Eng.).

2. Marinova, I. 1993. Hypogene zonality of the Davidkovo ore field, Central Rhodopes. – “Development of the Bulgarian Mineralogy”, Abstr., Sofia, 37-40 (in Bulg.).

3. Marinova, I. 1994. Carbonate minerals of Davidkovo ore field, Central Rhodopes (Rhodochrosite, manganese calcite, calcite). – Ann. Univ. Sofia, 86, 1 – Geology, 145-163 (in Bulg., abstr. in Eng.).

4. Marinova, I., B. Kolkovsky. 1994. New data on mineralization sequence and mineralogy of Davidkovo ore field, Central Rhodopes. – Ann. Univ. Sofia, 84, 1 – Geology, 301-343 (in Bulg., abstr. in Eng.).

5. Marinova, I. 1994. Chemical composition of the lead-zinc deposits in Davidkovo ore field, Central Rhodopes – complexion and regularities. – Ann. Univ. Sofia, 87, 1 – Geology, 169-176 (in Bulg., abstr. in Eng.).

6. Marinova, I. 1994. Mineralogy and Geochemistry of lead-zinc deposits in Davidkovo ore field, Central Rhodopes. - Abstr. PhD Thesis, Sofia, 40 p. (in Bulg.).

7. Marinova, I., O. Vitov. 1996. Geochemical dividing and prospects for mineral resources in the Bosnek – Gorna Dykanya – Dren area, Radomir district (West Srednogorie). – Review Bulg. Geol. Soc. 3, 21-29 (in Bulg., abstr. in Eng.).

8. Marinova, I., O.Vitov. 1997. Geochemical Evidence for the Existence of Collisional Boundary in the Bosnek – Gorna Dikanya – Dren Area, Western Srednogorie. – Compt. Rend. Bulg. Acad. Sci., 50, 2, 59-62 (in Eng.).

9. Marinova, I., O.Vitov. 1997. Geochemical Prognoses for Prospecting of Gold Based on Secondary Dispersion Aureoles (on the Example of Bosnek – Gorna Dikanya – Dren Area, Radomir District). –“Geol. and Miner. Res.” Mag., 1, 16-21.

10. Vitov, O., I. Marinova. 1998. Statistical model of the gold distribution in secondary dispersion aureoles. –“Geol. and Miner. Res.” Mag., 4, 35-38 (in Bulg., abstr. in Eng.).

11. Vitov, O., I. Marinova. 2001. Periodicity of Gold Concentrations from Secondary Dispersion Aureoles in the Western Srednogorie. – Compt. Rend. Bulg. Acad. Sci., 54, 5, 53-58 (in Eng.).

12. Kolkovsky, B., I. Marinova, V. Nikovsky. 2001. New data about the composition and the genesis of base metal mineralizations in Persenk ore field, Central Rhodopes. – Ann. Univ. Sofia, 1 – Geology, 94, 171-192 (in Bulg., abstr. in Eng.).

13. Marinova, I. 2003. Notes on the reliability of sampling and assays for gold in the prospecting. – “Metallogeny of Bulgaria”, Abstr., Sofia, 116-121 (in Bulg.).

14. Marinova, I., A. Tzetkov, O. Malinov, I. Kalinova. 2003. Geology and gold mineralizations of Lensko and Bely dol occurences, Eastern Rdopopes, SE Bulgaria. – “UNIVERSITARIA ROPET 2003”, 16-18 Oct., Petrosani, Romania., Reports, 33-38.

15. Vitov, O., I. Marinova. 2003. Choice of grid-based sampling framework for prospecting of small gold deposits in the West Balcan, NW Bulgaria. – “Minno delo i geologia”, 10, 35-40 (in Bulg., abstr. in Eng.).

16. Vitov, O., I. Marinova. 2003. On the characteristics of grid-based sampling frameworks for soil geochemical surveys. – Bulg. Geol. Soc., Ann. Conf., Abstr., Sofia, 83-86.

17. Vitov, O., I. Marinova. 2004. Sensitivity assessment of different grids for soil geochemical surveys using “Monte-Carlo” simulations. – Compt. Rend. Bulg. Acad. Sci., 57, 6, 89-94.

18. Marinova, I., O. Vitov. 2005. Results of lithochemical surveys for mineral resources in Western Srednogorie, Kjustendil Kraishte, Eastern Rhodopes and Western Balcan. – Jubilee conference “10 years Central Laboratory of Mineralogy and Crystallography”, 111-118 (in Bulg.).

19. Zidarov, N., V. Kostov-Kitin, O. Vitov, I. Marinova, V. Stoilov. 2005. “National Mineralogical Data Base” Project – level of realization. – Jubilee conference “10 years Central Laboratory of Mineralogy and Crystallography”, 139-142 (in Bulgarian).

20. Marinova, I. 2005. Hypogene and Supergene Minerals in “Khan Krum” Gold Deposit, “Stenata” Site (Eastern Rhodopes), at Tokachka Detachment Fault Contact. – Proceedings of the Jubilee Inter. Conference, 17-18 Nov., Sofia, 168-171.

21. Vitov, O., I. Marinova. 2005. Distribution of cinnabar (HgS) in alluvial sediments in Bulgaria. – Compt. Rend. Bulg. Acad. Sci., 58, 11, 1287-1290.

22. Marinova, I. 2006. Replacement textures from the electrum-bearing, layer-like pervasive silicification in the low sulfidation Khan Krum gold deposit, SE Bulgaria. – Compt. Rend. Acad. Bulg. Sci., 59, 9, 945-948.

23. Marinova, I. 2006. Open-space filling textures from the electrum-bearing, layer-like pervasive silicification in the low sulfidation Khan Krum gold deposit, SE Bulgaria. – Compt. Rend. Acad. Bulg. Sci., 59, 10, 1027-1030.

24. Marinova, I. 2006. Brecciation textures from the electrum-bearing, layer-like pervasive silicification in the low sulfidation Khan Krum gold deposit, SE Bulgaria. – Compt. Rend. Acad. Bulg. Sci., 59, 11, 1163-1166.

25. Marinova, I. 2006. Preliminary data on the morphology of electrum from the layer-like pervasive silicification in Stenata outcrop, Khan Krum gol deposit, SE Bulgaria. – Geosciences 2006, National conference, Proceedings, 113-116. mirror

26. Marinova, I. 2007. Morphometry of electrum from layer-like pervasive silicification in Stenata outcrop, low-sulfidation Khan Krum gold deposit, SE Bulgaria. - Compt. Rend. Acad. Bulg. Sci., 60, 9, 983-990.

27. Vitov, O., I. Marinova. 2007. Mineral diversity and cinnabar in alluvial sediments in Bulgaria on the basis of stream-sediment samples. – „Mineral diversity. Research and preservation”, III^-rd National Symposium, 7-10 Oct., 2005, Sofia, 41-52.

28. Marinova, I. 2008. Morphology of electrum from Khan Krum gold deposit, Krumovgrad Goldfield, Eastern Rhodope Mountain, SE Bulgaria. – Geologica Macedonica. Special issue, 2, 111-120.

29. Marinova, I., P. Nenova. 2008. Petrography and geological setting of a Thracian rock-hewn sanctuary to the South of the village of Raven, Momchilgrad district, Eastern Rhodopes. – In: Geoarchaeology and Archaeomineralogy (ed. R. I. Kostov), Publ. House “St. Ivan Rilski”, Sofia, 193-200.

30. Stoyanova, R., O. Vitov, I. Marinova. 2008. Study of the composition of a stone tobacco pipe from the archaeological reserve “Pautalia-Velbuzhd-Kyustendil”, Bulgaria. - In: Geoarchaeology and Archaeomineralogy (ed. R. I. Kostov), Publ. House “St. Ivan Rilski”, Sofia, 141-146.

31.  Marinova, I. 2012. Preliminary data on the electrum mineralization in the Synap occurrence, Krumovgrad goldfield, Eastern Rhodope mountain, SE Bulgaria. - VIth Internat. Symposium "Mineral diversity. Research and Preservation", working papers, Sofia, 7-10 Oct. 2011, 161-170

32. Marinova, I., R. Titorenkova, V. Ganev. 2012. Colloidal origin of colloform-banded textures in the low-sulfidation, sedimentary rock-hosted Au-Ag Khan Krum (Ada Tepe) deposit, SE Bulgaria. Geologica Macedonica, 3, 245-252.

33. Marinova I. 2013. Colloidal origin of the colloform-banded macro-texture in the epithermal, low-sulfidation, sedimentary rock-hosted Au-Ag Khan Krum deposit, Bulgaria. - C. R. Acad. Bulg. Sci., 66, no. 8, 1145-1150.

34. Marinova I., R. Titorenkova, V. Ganev. 2013. Colloidal origin of the quartz-adularia millimeter-to-submillimetre-wide banding of bonanza electrum grades in the epithermal, low-sulfidation, sedimentary rock-hosted Au-Ag Khan Krum deposit, Bulgaria. - C. R. Acad. Bulg. Sci., 66, no. 9, 1291-1298.

35. Marinova I., V. Ganev. 2013. In-situ LA-ICP-MS analysis of a colloform-banded veinlet. Representative of the electrum ores in the low-sulfidation Au-Ag Khan Krum deposit, SE Bulgaria. - C. R. Acad. Bulg. Sci., 66, no. 10, 1451-1456.

36. Marinova I., V. Ganev, R. Titorenkova. 2014. Colloidal origin of colloform-banded textures in the Paleogene low-sulfidation Khan Krum gold deposit, SE Bulgaria. Mineralium Deposita, 49, 1, 49-74; DOI 10.1007/s00126-013-0473-4. The publication is available at link.springer.com.

Abstracts:

1. Marinova, I. 1999. Model of the anomalous geochemical field in Kamilsky dol locality, Ivailovgrad district. – “Half of a century of systematic and conditioned geological mapping in Bulgaria”, Abstr., Sofia, 61-65 (in Bulg.).

2. Marinova, I. 1999. Spatial regularities of gold distribution in Lensko locality, Ivailovgrad district, based on geochemical data. – “Metallogeny of Bulgaria”, Abstr., Sofia, 67-70 (in Bulg.).

3. Kalinova, I., O. Malinov, A. Tzetkov, I. Marinova. 2000. Epithermal Gold Mineralization from Lensko Locality, Eastern Rhodope - Structural, Mineral and Genetic Aspects. – Bulgarian Geology at the Threshold of the 21st Century. New Ideas and Prospective, Geol. Confer., Sofia, Abstr., 174-175.

4. Vitov, O., I. Marinova. 2005. Mineral diversity and cinnabar in stream sediment samples from Bulgaria. – III National Symposium “Mineral diversity – research and preservation”, 7-10 Oct., Sofia, 20-22.

5. Marinova, I., P. Nenova. 2007. Preliminary data on electrum mineralization in Kaklitsa occurrence, Krumovgrad Goldfield, Eastern Rhodope Mountain, SE Bulgaria. – „Geosciences 2007”, Annual Conference of the Bulg. Geol. Soc., Dec. 13-14, Sofia, Proceedings, 46-47.

6. Marinova, I., P. Nenova. 2008. Preliminary data on electrum mineralization in Skalak occurrence, Krumovgrad Goldfield, Eastern Rhodope Mountain, SE Bulgaria. – “60 years education in Geology”, Publ. House “St. Kl. Ohridski”, Sofia, 51-55.

7. Nenova, P., I. Marinova. 2008. New data on serpentinized ultramaphic body near Kamena village, Belasitsa Mountain, SW Bulgaria. - “60 years education in Geology”, Publ. House “St. Kl. Ohridski”, Sofia, 99-100.

8. Vitov, O., I. Marinova. 2009. Natural potential sources for mercury pollutions in Bulgaria. – 2^nd Internat. Symposium on the Geology of the Black Sea Region, Abstr., 5-9 Oct., Ankara, 219-220.

9. Marinova, I. 2009a. Characteristics of millimetre- and submillimetre-scale electrum-rich colloform banded textures from high-angle veins in the low-sulfidation , sedimentary-rock hosted Khan Krum gold deposit, Eastern Rhodope Mountain, SE Bulgaria. – V Internat. Symposium “Mineral diversity. Research and preservation”, Abstr., 9-12 Oct., Sofia, p. 37.

10. Marinova, I. 2009b. Preliminary data on auriferous colloform banded textures from high-angle veins in the low-sulfidation Khan Krum gold deposit, SE Bulgaria. – “GEOSCIENCES 2009”, Abstr., 3-4 Dec., Sofia, 105-106.

11. I. Marinova. 2010. Depositional Environment of Auriferous Colloform-Banded Veins in the Low-Sulfidation Khan Krum Deposit, East Rhodope Mountain, SE Bulgaria. - 63rd Geological Congress of Turkey, Abstr., 5-9 Apr. 2010, Ankara.

12.  Marinova, I. 2011. Indicators for colloidal origin of the auriferous colloform-banded macro-texture in the Khan Krum Au-Ag deposit, SE Bulgaria. - Proceedings of National conference "Geosciences 2011", Sofia, 2011, 25-26.

13. Marinova, I., R. Titorenkova. 2011. Indications for colloidal origin of the bonanza of electrum millimetre-to-submillimetre-wide colloform-banded texture in the Khan Krum Au-Ag deposit, Eastern Rhodope Mountain, SE Bulgaria. - Proceedings of National conference "Geosciences 2011", Sofia, 2011, 27-28.

14. Marinova, I., P. Ivanova. 2011. Preliminary geological, mineralogical and textural data on the electrum mineralization in the Synap occurrence, Krumovgrad goldfield, Eastern Rhodope mountain, SE Bulgaria.- Proceedings of VIth Internat. Symposium "Mineral diversity. Research and Preservation", Sofia, 7-10 Oct. 2011, p. 38.

15. Marinova, I. 2014. A conceptual model for formation of bonanza electrum along steep veinlets in epithermal low-sulfidation gold deposits. Case study from the Khan Krum deposit, SE Bulgaria. In: Proc. of XX CBGA Congress, Tirana, Albania, 24-26.09.2014, 204-207, ISSN 0254-5276.

16. Marinova, I., G. Georgiev, V. Ganev, M. Tarassov. 2014. Trace-element signature of pyrite from the Shaumyan gold-base metal deposit, Lesser Caucasus, SE Armenia - preliminary data. – In: Proc. of Nat. Conf. with Int. Part. “Geosciences 2014”, Sofia, Bulgaria, 11-12.12.2014, 27-28, ISSN 1313-2377.