Combustive Stoa Turquoise

Latin combūstus, burnt — adjectival suffix -ive, derived from com-burere (to burn-up). As a color modifier, combustive implies a saturated-and-burning-active quality, the bright color of blast-furnace-and-foundry combustion-chamber emission. Sits at the bright-and-warm end of the grid, parallel to fiery and blazing in usage.

Greek stoa, Greek-colonnaded-walkway. As a color modifier, stoa implies a Greek-and-Athens-colonnaded-walkway quality, the visual register of Athenian-Stoa-of-Attalos hand-built colonnaded-walkway-and-marketplace stoa-and-arcade-and-bouleuterion classical-Greek architectural surfaces under Athenian-Stoa-of-Attalos colonnaded-walkway light. Sits at the modifier-and-architecture end of the grid, parallel to agora and forum in usage.

The hydrated copper-aluminum phosphate mined in Persia and the American Southwest for thousands of years — the firuze of Iran, the chalchihuitl of Mesoamerica, the heart of Pueblo and Navajo silverwork. The color refers to a fine Sleeping Beauty turquoise from Arizona: a saturated, slightly green-shifted blue with the slight matrix of host-rock veining. Brighter than persian, lighter than cerulean.