Mendes is an important city of ancient Egypt, in the Nile Delta. The bolus of Mendes or Mendesian bole refers to a medical preparation...

Astrology and astronomy blur boundaries in the ancient world. Similar at a glance, the two serve different needs in society and progress....

Hematite, an iron oxide mineral with the chemical formula Fe2O3, is prevalent around the world. Known for metallic luster and red earth...

Caput mortuum (Latin "dead head") is a purple hematite iron oxide pigment, used in oil paints and dyes. Due to cultural significance of...

Caput mortuum, Latin for as "dead head" is an ominous name for a valued color. As an iron oxide it's easy to make at home. As a purple...

Following the Peace of Nisibis, Emperor Diocletian and Galeriu s Maximianus r eturn to the bustling city of Antioch, today's southern...

Ancient Alexandria, jewel of Egypt, is renowned as a city of philosophy, medicine and alchemy. A crucial turning point happens 297 AD....

Gnosticism emerges in the 1st century AD as a philosophical and religious movement seeking a unique perspective on spiritual...

Asem is a stock metal mix in alchemy , usually prepared in quantity ahead of time and added to alchemical recipes as needed. Asem is...

Seven hermetic principles, or foundational modes of thought, are written in the 1908 Kybalion, a book of occult and philosophic works....

Sulfur and mercury are the two main elements of alchemical theory. Used as medicine in ancient civilizations such as Greece, they take a...

The zodiac, a celestial coordinate system divided into twelve signs, has a rich history dating back to the Roman era, where it's heavily...

In the ancient Greek view, creation of astrology is attributed to the legendary sage Hermes Trismegistus. In Hellenic Greek times (323...

Glass production is known before the Bronze Age. Early glassmakers in Egypt and the ancient Near East produce colored beads and later...

Alchemy is a popular pursuit in the vibrant atmosphere of ancient Alexandria , Egypt. Early alchemists are natural philosophers working...

Alexandria is on the Mediterranean coast at the Egyptian settlement Rhacotis, later the Egyptian quarter of the city. Due to its vast...

Cupellation is an ancient alchemy process used in metal separation. Alchemy comes from metallurgy and early medicine. The processes of...

Agathodaemon (Agathodiamon) is an alchemist of ancient Alexandria. A snake god protector of the sparkling port city bears the same name....

Stephanus of Alexandria (c. 580 - 640 AD) is a Christian philosopher bringing Alexandrian thought to Byzantine society. Despite moving to...

Olympiodorus the Younger, a prominent figure in late antiquity, is known as the last of the Neoplatonist pagans in Alexandria, Egypt. On...