The Good Shepherd mosaic in the Catacombs of Priscilla, Rome, is dated to the 3rd century AD and is considered to be the earliest known example of mosaic religious art.

Byzantine mosaic art is characterized by the use of gold leaf, tesserae, and natural light. Perspective is not a characteristic of Byzantine mosaic art.

The Battle of Issus mosaic in the House of the Faun, Pompeii, is the largest mosaic in the world, measuring approximately 5.8 meters by 3.1 meters.

Giotto di Bondone is not known for his work in mosaic religious art. Cimabue, Duccio di Buoninsegna, and Pietro Cavallini are all known for their work in mosaic religious art.

The mosaic in the apse of the Church of San Vitale, Ravenna, depicts the Transfiguration of Jesus.

Gold leaf is not a type of tessera used in mosaic religious art. Glass, stone, and ceramic are all types of tesserae used in mosaic religious art.

Mosaic religious art is used to decorate churches and other religious buildings, to tell stories from the Bible and other religious texts, and to teach religious lessons.

Mosaic religious art can be found in churches, synagogues, mosques, and other religious buildings.

A mosaic is made of small pieces of colored glass, stone, or ceramic, while a fresco is painted on wet plaster. Mosaics are more durable than frescoes and can be used to create more complex images.

It is difficult to say what the future of mosaic religious art is. Some people believe that it is a dying art form, while others believe that it is experiencing a revival. Only time will tell what the future holds for mosaic religious art.