Geb, God of earth and his mother, Tefnut, Goddess of moisture and rainfall, depicted on the Ceiling of the Temple of Hathor at Dendera

The Egyptians were the first to make the blue pigment using calcium copper silicate or cuprorivaite and this shade of blue is named after them as "Egyptian blue".

The Egyptians were the first to make the blue pigment using calcium copper silicate or cuprorivaite and this shade of blue is named after them as "Egyptian blue".