The loss of triple-listed South Africa-focused coal exploration, development and mining company Coal of Africa (CoAL) widened in the six months to end December, when its cash rose to $30-million. The loss of the ASX- Aim- and JSE-listed company of $14.3-million – well up on the $0.8-million for the corresponding period last year –included net foreign exchange loss of $9.4-million from US and Australian dollar exchange rates during the period.