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Characterization of color and composition in chert for grouping and comparison

PUBLISHED June 22, 2023 (DOI: https://doi.org/10.54985/peeref.2306p1613410)



María De Uribe-Zorita1 , Pedro Álvarez- Lloret1 , Silvia Bottura2 , Celia Marcos1
  1. Faculty of Geology, University of Oviedo, Spain
  2. HERCULES Laboratory, Évora, Portugal

Conference / event

Meeting of the Spanish Society of Mineralogy, SEM23, June 2023 (Madríd, Spain)

Poster summary

Color is one of the most commonly used characteristics in archaeological studies to differentiate and describe chert. In this study we have quantified color parameters and analyzed their correlation with chemical composition in a collection of chert from different outcrops.


Chert, Color, Reflectances, CIELab, SPSS

Research areas

Earth Sciences, Material Sciences


  1. Luedtke, B.E. (1992). An Archaeologist's Guide to Chert and Flint. Archaeological Research Tools 7. Institute of Archaeology, University of California, Los Angeles.
  2. Frederick, C.D.; Ringstaff, C. (1994). Lithic resources at Fort Hood: Further investigations. In: W.N. Trierweiler (Ed.), Archaeological Investigations on 571 Prehistoric Sites at Fort Hood, Bell and Coryell Counties, Texas. Mariah Associates Inc.: Austin, TX, USA.
  3. CIE 1931 http://sciapps.sci-sim.com/CIE1931.html
  4. Conversor NIX https://www.nixsensor.com/free-color-converter/


  1. Spanish Ministry of Science and Innovation (No. PID2020-112832RB-I00)
  2. Smithsonian museum
  3. Spanish State Plan for R+D (No. HAR2017-82557-P)

Supplemental files

  1. Communication "Characterization of color and composition ..." at the SEM2023, Madríd (Spain)   Download

Additional information

Competing interests
No competing interests were disclosed.
Data availability statement
The datasets generated during and / or analyzed during the current study are available from the corresponding author on reasonable request.
Creative Commons license
Copyright © 2023 De Uribe-Zorita et al. This is an open access work distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
De Uribe-Zorita, M., Álvarez- Lloret, P., Bottura, S., Marcos, C. Characterization of color and composition in chert for grouping and comparison [not peer reviewed]. Peeref 2023 (poster).
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