Rare 8-lobed Mirror Depicting 2 Ecstatically Dancing Ladies

A rare 8-lobed mirror, cast in high relief, depicting 2 ecstatically dancing ladies in court regalia and holding symbols or instruments in their hands, both dancing with two similar-sized phoenix birds, foliage around. The eight lobes are decorated with foliage, fruit and butterflies/insects. Lovely lustrous patina.
Tang dynasty. China.
Diameter: 20.2 cm.
Thickness: 0.6 cm.
CM028