The colors on these ancient pots hint at the power of an empire
by Field Museum, PhysOrg, March 7, 2023
[phys.org]

the paywalled paper is:

Muro, L.A., Nash, D.J., Gorman, A., Vaughn, K., del Solar Velarde,
N., Banikazemi, C. and Witte, E., The Colors of the Empire:
Assessing Techno-Decorative Innovations in Local, Hybrid and
Intrusive Ceramic Pigments within the Wari Interaction Sphere,
Peru. Journal of Archaeological Science: Reports.
[www.sciencedirect.com]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)