Artificial ultramarine

Analog replicas made from a standard 3:1 sand: lime plaster were used, painted with a limewash pigmented with artificial ultramarine.

petals
petard
peter
petered
petering
peters
pethidine
petit
petite
petition
petitioned
petitioner
petrification
petrochemical
petrochemicals
petrographic
petrographical
petrol
petroleum
petrological
petrology
pets