Correlations between olivine composition and groundmass mineralogy in Sierra Leone kimberlites provide constraints on craton-specific melt-lithosphere interactions

A Viljoen, GH Howarth, A Giuliani, A Fitzpayne… - Lithos, 2022 - Elsevier
Abstract Sierra Leone contains two Jurassic-aged diamondiferous kimberlite clusters,
namely Koidu and Tongo-Tonguma (hereafter referred to as Tongo), consisting of eruptive …

Petrology of the micaceous Koidu and Tongo-Tonguma kimberlites, Man Craton, Sierra Leone

A Viljoen - 2022 - open.uct.ac.za
Abstract Sierra Leone contains two Jurassic-aged diamondiferous volcanic clusters, namely
Koidu and Tongo-Tonguma (hereafter referred to as Tongo), consisting of eruptive pipes at …