Link to the James Rice thread to see what we have already:
http://genealogistsforum.co.uk/Forum...ead.php?t=8057
Her name is variously given as Millicent, Melicent, Amelia, and Emily. She's on the censuses as Amelia or Emily Rice, born Palgrave, Suffolk, about 1788, and she was buried at Diss Cemetery 17 Nov 1870, age 83.
So her birth should be around 1787 - 1788 at Palgrave, Suffolk.