The term porphyry is from the Ancient Greek πορφύρα (porphyra), meaning "purple". Purple was the colour of royalty, and the Roman "imperial porphyry" was a deep purple igneous rock with …

Imperial Porphyry is arguably the rarest and most historically important stone in the world. It comes from only one source; a single mountain in Egypt that the Romans called Mons …

Oct 1, 2012 · Porphyry was Imperial Rome’s most prestigious stone for columns, vases, alters, busts and other objects. Imperial porphyry had only one source, in one of the most …

Porphyry of Tyre (/ ˈpɔːrfɪri /; Koinē Greek: Πορφύριος, romanized:Porphýrios; c.234 – c.AD 305) was a Neoplatonic philosopher born in Tyre, Roman Phoenicia [1] during Roman rule. [a][1][2] …

The Portrait of the Four Tetrarchs is a porphyry sculpture group of four Roman emperors dating from around 300 AD. The sculptural group has been fixed to a corner of the façade of St …

As a lifelong classical history enthusiast I was aware for years that Imperial Porphyry was the special stone of the Emperors. It wasn’t until I began to study Byzantine history that I came to …

Title: Porphyry basin. Period: Imperial. Date: 2nd–3rd century CE. Culture: Roman. Medium: Porphyry. Dimensions: Overall: 27 1/2 x 72 1/8 x 19 in. (69.9 x 183.2 x 48.3 cm) Classification: …

(New York, July 10, 2014)—An important, elaborately carved Roman urn of the first-early second century A.D.—one of the finest porphyry vessels to have survived from classical …

Oct 14, 2022 · The Romans began extracting porphyry from Egyptian quarries during the reign of Emperor Claudius. From the rule of Trajan to the rule of Diocletian, there has been a steady …

Oct 1, 2012 · Porphyry was Imperial Rome’s most prestigious stone for columns, vases, alters, busts and other objects. Imperial porphyry had only one source, in one of the most …