Hello! Perhaps the following research articles might be of some assistance to you:

Timing and PT Evolution of Whiteschist Metamorphism in the Lufilian Arc-Zambezi Belt Orogen (Zambia): Implications for the Assembly of Gondwana (JOHN et al., 2004)

http://www.researchgate.net/publication/249182387_Timing_andPTEvolution_of_Whiteschist_Metamorphism_in_the_Lufilian_Arc-Zambezi_Belt_Orogen_(Zambia)_Implications_for_the_Assembly_of_Gondwana/file/60b7d5225e240b211e.pdf

Petrography, Geochemistry, and Geochronology of Granitoid Rocks in the Neoproterozoic-Paleozoic Lufiilian Arc-Zambezi Belt, Zambia: Implications for Tectonic Settings and Regional Correlation (KATONGO et al., 2004)

http://www.univie.ac.at/geochemistry/koeberl/publikation_list/261-Katongo-Lufilian-Zambesi-belt-JAES2004.pdf

You might also wish to investigate research done by Richard E. HANSON. An example of one of his published articles on the Zambezi Belt is as follows:

Geologic Evolution of the Neoproterozoic Zambezi Orogenic Belt in Zambia (HANSON et al., 1994)

http://idc311-www.sciencedirect.com/science/article/pii/0899536294900264

A copy of this particular article may be requested from one of Dr. HANSON’s co-authors, Terry J. WILSON, who is a ResearchGate member:

https://www.researchgate.net/publication/248346094_Geologic_evolution_of_the_neoproterozoic_Zambezi_orogenic_belt_in_Zambia

Article Timing andPTEvolution of Whiteschist Metamorphism in the Luf...

Article Geologic evolution of the Neoproterozoic Zambezi orogenic be...

oh..thanks a lot.