No, most of the rapes, especially that of children and babies, are black on black.
https://ozziesaffa.wordpress.com/2010/05/01/genocide-watch-threatens-to-raise-south-african-boer-genocide-alert/
https://www.google.com/search?q=genocide+of+the+boer+in+south+africa&biw=819&bih=421&source=lnms&tbm=isch&sa=X&ei=VSE3Vc-4J_iKsQTu4YGAAg&ved=0CAcQ_AUoAg#imgrc=_