Richard Francis Burton,
The Land of Midian — Our Last March…
“ Wady el-Khaur. Upon the right bank of the latter rose the lesser “Mountain of Quartz,” a cone white as snow, looking shadowy and ghostly in the petit jour, the dim light of morning. For the next two hours (= seven miles) we saw on both sides nothing but veins and outcrops of “Marú,” worked as well as unworked. All was bare and barren as the gypsum: the hardy ‘Aushaz (Lycium) , allied to the tea-tree, is the only growth that takes root in humus-filled hollows of the stone. ”
