From liveinternet.ru/users/5559804/post354456165; shadows filled in.
This is the original of the portrait seen in the last image.
Keywords: 1578, Hilliard, Mary Queen of Scots, Mary Stuart, Stuart family, Scottish, Queen, straight coiffure, cap, partlet, high neckline, neckline ruff, outer ruff, veil, bodice, crescent neckline, long sleeves, earrings, necklace, pendant