Jade (Solar Max and the Seven-Handed Snake-Mother)

From Tardis Wiki, the free Doctor Who reference
You may be looking for the rock creature.

Jade was one of the people accompanying Bernice Summerfield to Terra Roxa. Benny couldn't remember her name so she called her "Thing Two". Jade often sneaked off to have sex with "Thing One". She found some ancient books. (PROSE: Solar Max and the Seven-Handed Snake-Mother)