By A Mystery Man Writer
The archaeometry of ochre sensu lato: A review - ScienceDirect
Colors in the Prehistoric and Archaic Era - ChemistryViews
What the Ancient Pigment Ochre Tells Us About the Human Mind
History of Color: Red
World History Connected, Vol. 9 No. 2
Natural Mineral Pigments: Pigments obtained from natural earths, ochres and oxides (clay containing ferric oxide), extracted from quarries. Good UV
colorare The RED Collection - Pack of 3 Natural Mineral Pigments (150 ml|5OZ EA): Ercolano Red | Roussillon Red Ochre | Spanish Red Ochre
Red ochre - ColourLex
A Brief History of the Colour Red - Arts & Collections
Colour Story: Red Ochre Articles
Red ochre - ColourLex
From Mineral to Canvas: A Short History of Primary Colours
Red Ochre: The Colour of Survival – the thread
Colour Story: Red Ochre Articles