While fracture filling as a method to enhance gems has been found in gems over 2,500 years old, the diamond's unique refractive index required a more advanced solution than simple wax and oil treatments. This technology became available roughly 20 years after the time the laser drilling technique was developed.
The MANCOSA MBA is an internationally recognised postgraduate academic programme and, one of the most highly recognised in Southern Africa.
The manchineel tree, Hippomane mancinella, is a species of flowering plant in the spurge family (Euphorbiaceae).It is native to tropical southern North America and northern South America.anchineel is native to the Caribbean, U.S. state of Florida, The Bahamas, Mexico, Central America, and northern South America. The manchineel tree can be found near to (and on) coastal beaches.