>This is a great and exciting discovery. We are dealing with a kind of BIO EMULSION which can polymerise stone to make a render using sand and crushed stone. "GEOLOGICAL BIOPOLYMER" not "GEOPOLYMER" At least not for STONE WELDING. Geopol could be used elsewhere though! This drying oil used could be the shiny film seen, as 'Vitrification'. The recipe: https://www.scientificamerican.com/ar… I believe the RED substance is actually litharge in linseed oil.