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Tempera won't stick to gold leaf. It will crack off as it dries out.
tempera paint.
Paint
I suppose if you were doing a faux fresco you could use tempera paint, but this wouldn't be done using plaster but on paper in the same style. On plaster I don't think the tempera would work.
Until the early 15th century most artists did. Also later there have been many artists who prefer the qualities of tempera to oil paint.