The environmental loss of illegal sand mining in South Africa .Jan 7, 2016 . Research shows that KwaZulu-Natal and the Eastern Cape are home to more than 200 illegal sand mining operations. Umvoti River sand is as.sand mining south africa,South Africa - The environmental loss of illegal sand mining - eNCADec 12, 2015 . JOHANNESBURG 12 December 2015 - Excessive sand mining at . have placed it among the best sand in South Africa for building purposes.