Published December 20, 2025 | Version v.002
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FOSSIL AGATE And Biogenic Mineralogy Filling The Century-Old Gap. A Polish and Silesian Perspective on the Centenary of the "Agate Fossil" Definition (1924–2024)

Authors/Creators

  • 1. Independent Researcher

Description

This paper commemorates the 100th anniversary of the formal definition of the "agate fossil," tracing its evolution from early 20th-century mineralogy to contemporary biogeochemical perspectives. The study focuses on the unique occurrences of agates within organic structures, particularly those found in Poland and the Silesian region. By bridging the gap between classical mineralogy and biogenic mineralogy, the author analyzes the mechanisms of silica precipitation within fossilized remains. The article highlights the scientific importance of Silesian specimens as key evidence in understanding the transition from biological matter to complex mineral structures. This retrospective and prospective analysis aims to redefine the position of "fossil agates" in modern earth sciences, emphasizing the need for interdisciplinary research on these hybrid formations.

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KORNAGA J.M. (2025) FOSSIL AGATE And Biogenic Mineralogy. Filling The Century-Old Gap. A Polish and Silesian Perspective on the Centenary of the Agate Fossil Definition (1924–2024).pdf

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Additional titles

Translated title (Polish)
AGAT FOSYLNY i Mineralogia Biogeniczna. Wypełnianie stuletniej luki. Polska i Śląska perspektywa w stulecie definicji "Fossil Agate" (1924–2024)

References

  • Hunt, R.M. (1924). The Agate Fossil Beds of Nebraska. U.S. Geological Survey Bulletin.
  • Jackson, M.W. (1972). Silicification of Fossils: Mechanisms and Fidelity. Journal of Sedimentary Petrology.
  • Schopf, J.W. (1993). Microfossils of the Early Earth. Science.
  • Riding, R. (2000). Microbial carbonates: the geological record of calcified bacterial–algal mats. Springer.
  • Golubic, S. (1976). Organized microbial structures in stromatolites. Precambrian Research.
  • Awramik, S.M. (1992). Stromatolites: The fossil record of microbial life. Scientific American.
  • Mustoe, G.E. (2017). Mineralogy and taphonomy of silicified wood. Earth-Science Reviews.
  • Labandeira, C. (2007). The origin of insect herbivory and the fossil record of plant–insect interactions. Annual Review of Ecology, Evolution, and Systematics.
  • Niemirowska, S. (2011). Skamieniałe drewno drzew gatunków liściastych, iglastych oraz paproci. Okazy z Polski i ze świata.
  • Scrutton, C.T. (1998). Silicified corals and their microstructure. Palaeontology.
  • Wood, R. (1999). Palaeoecology of the Palaeozoic reefs. Cambridge University Press.
  • Walter, M.R. (1976). Stromatolites. Elsevier.
  • Konhauser, K. (2007). Introduction to Geomicrobiology. Wiley-Blackwell.
  • Grotzinger, J., Knoll, A. (1999). Stromatolites in Precambrian carbonates. Annual Review of Earth and Planetary Sciences.
  • Leach, D.L. et al. (2005). Mississippi Valley-Type Lead-Zinc Deposits. Economic Geology.
  • Boni, M., Large, R. (2003). Hydrothermal processes in carbonate platforms. Ore Geology Reviews.
  • Heaney, P.J. (1993). A proposed mechanism for the growth of chalcedony. American Mineralogist
  • Moxon, T. (2002). Agate: Microstructure and Origin. Terra Publications.
  • Flörke, O.W. (1984). Microstructure of agates. Neues Jahrbuch für Mineralogie.
  • Taylor, T.N., Taylor, E.L., Krings, M. (2009). Paleobotany: The Biology and Evolution of Fossil Plants.
  • Harris, T.M. (1969). The Yorkshire Jurassic Flora.
  • Kornaga, J.M. Muschelkalk Agates: Fossil Agates from Opole area in Silesia (Poland).
  • Kornaga, J.M. Alluvial Agates of the Odra River (Opole Voivodeship, Poland): A Geological and Mineralogical Study of a Newly Recognized Alluvial Source of Chalcedony.
  • Kornaga, J.M. Algae Agate: Paleohistology of Silesian Stromatolites in the Siliceous Record.
  • Kornaga, J.M. Micro-Coprolites In Agatized Wood As A Unique Paleoethological Record.
  • Kornaga, J.M. Monograph Of The Genus Tempskya In The Mesozoic Erratic Deposits Of Opole Silesia (Poland).
  • Kornaga, J.M. The Silesian Paleobotanical Garden in the Crucible Of Time: The Undiscovered Heritage of Silesia and the Opole Region (Poland).