schist - greenschist - a facies of the Pelona Schist - display specimen Along its eastern edge the

Along its eastern edge the strata are almost vertical and form a wall locally called the Reef

coined the term fluorescence

and an "eye" identification can only take you close

for  scale

though individual specimens show many cleavage faces in several directions

schist - greenschist - a facies of the Pelona Schist - display specimen Along its eastern edge theThis attractive dark green schist is mapped as a greenstone schist, has an uneven foliated parting, is composed of chlorite, epidote and albite feldspar. Schists vary greatly in composition and appearance. They are often derived from clays and muds and shales and fit into a metamorphic sequence of slate, phyllite, schist and gneiss in order of increasing metamorphosis. They can also be derived from fine grained igneous rocks. This schist, a unit of