Ronald I. Dorn
Professor of Geography
Arizona State University
Table of Contents
|What is rock varnish (desert varnish)?||web page||Chapter 8 in Geochemical Sediments and Landscapes and Chapter 10 in Rock coatings (Elsevier, 1998, 429 pp)|
|How do other rock coatings differ from rock varnish?||web page||
Desert Rock Coatings
|How does rock varnish form?||Entry in Encyclopedia of Geomorphology||Chapter 8 in Geochemical Sediments and Landscapes and Microbial Origin of Rock Varnish|
|How does rock varnish relate to rock art conservation?||The use of rock varnish in rock art conservation connects to using the Rock Art Stability Index (RASI).||Detailed study on fire and rock art at Whoopup Canyon, Wyoming .|
|What can rock varnish tell about past rock art environments?||Entry
in Encyclopedia of Geomorphology.
Entry in Encyclopedia of Paleoclimatology.
varnish to understand the Quaternary (and results of independent
Link to 2008 article by Liu and Broecker
|Dating rock art using rock varnish||in The Human Journey & Ancient Life in California's Deserts||This is
the key paper, explaining the Holocene calibration to be used in
dating western USA petroglyphs.
Here are examples of dating petroglyphs from: Arizona, Wyoming, Nevada, California.
Here are examples of dating geoglyphs from California.
|Where can I go for help, if I want a petroglyph sample dated?||The best place is to contact the
VML (Varnish Microlaminations) Dating Lab: http://www.vmldating.com/.
|This paper presents the revolution in the use of varnish microlaminations to date Holocene features.|