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Mons Porphyrites (today Jabal Abu Dukhkhan) is the mountainous site of a group of ancient quarries in the Red Sea Hills of the Eastern Desert in Egypt.Under the Roman Empire, they were the only known source of the purple "imperial" variety of porphyry.
"Imperial Porphyry" from the Red Sea Mountains of Egypt A waterworn cobble of porphyry Rhyolite porphyry from Colorado; scale bar in lower left is 1 cm (0.39 in). Porphyry (/ ˈ p ɔːr f ə r i / POR-fə-ree) is any of various granites or igneous rocks with coarse-grained crystals such as feldspar or quartz dispersed in a fine-grained silicate-rich, generally aphanitic matrix or groundmass.
Porphyry (geology), an igneous rock with large crystals in a fine-grained matrix, often purple, and prestigious Roman sculpture material; Shoksha porphyry, quartzite of purple color resembling true porphyry mined near the village of Shoksha, Karelia, Russia; Porphyritic, the general igneous texture of a rock with two distinct crystal ...
Óc Eo is an archaeological site in modern-day Óc Eo commune of Thoại Sơn District in An Giang Province of southern Vietnam.Located in the Mekong Delta, Óc Eo was a busy port of the kingdom of Funan between the 2nd century BC and 12th century AD [1] and it may have been the port known to the Greeks and Romans as Cattigara.
Trương Vĩnh Ký (chữ Hán: 張永記; 6 December 1837 – 1 September 1898), known as Pétrus Ký and Jean-Baptiste Pétrus, was a Vietnamese scholar whose publications helped improve understanding between colonial Vietnam and Europe.
Porphyry of Tyre (/ ˈ p ɔːr f ɪr i /; Koinē Greek: Πορφύριος, romanized: Porphýrios; c. 234 – c. AD 305) was a Neoplatonic philosopher born in Tyre, Roman Phoenicia [1] during Roman rule.
Against the Christians (Ancient Greek: Κατὰ Χριστιανῶν; Adversus Christianos) is a late 3rd-century book written by Roman-Phoenician Neoplatonic philosopher Porphyry of Tyre, challenging the writings of Christian philosophers and theologians. Due to widespread censorship by Roman imperial authorities, no known copies of this ...
Its walls, floor and ceiling were completely veneered with imperial porphyry, which was "generally of a purple colour throughout, but with white spots like sand sprinkled over it." [6] However, both explanations were current already in the 10th century. [3] Imperial purple was a luxury dye obtained from sea snails, used to colour cloth.