Integrated Biostratigraphic Services

 New: KEROGENIA Palynofacies / Kerogen counting tool !!

Kerogenia
Screenshot shows the KERGOGENIA counting windows with counting click buttons



KEROGENIA
is an Excel® based tool for supporting palynofacies analysis. It avoids time consuming registration of counting data on paper sheets.
Main Functions
  •      Adding samples
  •      Particle counting via special Excel® screen with click buttons
  •      Adding comments
  •      Built in graphic presentation (ternary APP & SMP diagrams)
  •      Creation of interpretation sheets for reports and documentation


Pricing
The introductory price is  59 Euro.

You can download and try KEROGENIA for 30 days. After that period you will need a license key with costs. The key has a perpetual validity for the KEROGENIA version you purchased.
Iimprovements and bug-fixes are included.

Start download:   Download KEROGENIA

After the download unzip the KEROGNIA  folder to a location of your choice.

 ++ Please refer to the KEROGENIA-documentation&help.pdf document which is located in the KEROGENIA folder ++



Description and information about KEROGENIA

As most palynologists know, palynofacies analysis or kerogen classification is a powerful tool.

In contrast to stratigraphic palynology, which exclusively bases on palynomorphs (pollen, spores, dinoflagellates and acritarchs), palynofacies regards the complete organic residue. This covers further terrestrial components (plant debris, amorphous organic matter) and other components of marine or aquatic origin (algae, zoomorphs). Palynofacies analysis enhances interpretation of microfacies and can lead to a better understanding of the paleoenvironment, or it allows to evaluate the source rock potential.


Palynofacies counting means, that at least 300 , 500 particles ore more are classified and counted.

The conventional way is manually recording the counts on paper sheets. This is, at first glance, uncomplicated, but it will need to digitalize the data set for further interpretation. The digitalization implies additional time effort.

The second way is to use digital counting. This can be done with special biostratigraphic software regarding the different kerogen particles (e.g. dinocysts, sporomorphs or phytoclasts) as species. But generally, biostratigraphic software is designed for the special needs of chronostratigraphy and not for palynofacies analysis.

I decided to use Microsoft Excel® for palynofacies counting and some years ago, I developed a simple counting sheet, basing on the Visual Basic capability of Excel®. The advantage of Excel® is, that it is a component of the standard Microsoft Office® package and wide distributed on PC.
 
Over time, I improved and extended the functionality of the palynofacies counting sheet.
I added size classes for phytoclasts and developed a code which allows to display ternary APP (amorphous organic matter – pollen – palynomorphs) and SMP (spores – microplankton – pollen) diagrams.
All counting data is stored in the format first column sample depth, successive columns particle designation. This easily allows to use the data in external software, e.g STRATABugs® or WellCAD®.

Main Functions
  •      Adding samples
  •      Particle counting via special Excel® screen with click buttons
  •      Adding comments
  •      Built in graphic presentation (ternary APP & SMP diagrams)
  •      Creation of interpretation sheets
Ternary APP-diagram
Ternary APP-diagram created with KEROGENIA



Ternary SMP-diagram
Ternary SMP-diagram created with KEROGENIA

Palynofacies-interpretation-sheet
Palynofacies-interpretation-sheet created with KEROGENIA



KEROGENIA is designed as Excel® workbook with internal sheets for calculation and displaying diagrams.

Principal software requirements

Microsoft Excel® with enabled VBA functions (if you want to use the KEROGENIA palynofacies counting tool, your system administrator must allow to run Excel® workbooks files which contain macros).





References

MENDONÇA FILHO, J.G., CARVALHO, M. A., MENEZES, T.R. (2002). Palinofácies. In: Técnicas e Procedimentos para o Trabalho com Fósseis e Formas Modernas Comparativas, Dutra, T.L. (Ed.), Unisinos, São Leopoldo, pp. 20-24.
MENDONÇA FILHO, J.G., CHAGAS, R.B.A., MENEZES, T.R., MENDONÇA, J.O., DA SILVA, F.S., SABADINI-SANTOS, E., (2010a): Organic facies of the Oligocene lacustrine system in the Cenozoic Taubaté basin, Southern Brazil. International Journal of Coal Geology, v. 84, 166 - 178.
STEFFEN, D. & GORIN, G. (1993): Palynofacies of the Upper Tithonian - Berriasian deep-sea carbonates inthe Vocontian Trough (SE France). - Bull. CentresRech. Explor.-Prod. Elf-Aquitaine, 17: 235-247;Boussens.
TYSON, R.V. (1995): Sedimentary Organic Matter. – Chapman & Hall, 615. p., London

 

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