Quartz, Aegirine, Feldspar    Zomba, Malawi, Africa.  This plate of crystal has several nice quartz crystals standing up, almost vertically, off its upper surface.  7.6 x 5.4 x 4.5 cm.  Selective frosted faces on the quartz crystals.  The small quartz has the smallest of tip rubs visible with magnification.  $30