Lithology 7. The naming of a lithology is based on the rock type. The three major rock types are sedimentary, igneous, metamorphic. Sedimentary rocks are further classified by whether they are siliciclastic or carbonate. Siliciclastic sedimentary rocks are then subcategorized based on their grain size distribution and the relative proportions of quartz, feldspar, and lithic (rock) fragments. Carbonate rocks are classified with the Dunham or Folk classification schemes according to the constituents of the carbonate rock. The name of an igneous rock requires information on crystal size and mineralogy. This classification can often be performed with a QAPF diagram. Metamorphic rock
The Substance of Fire The Substance of Fire The Substance of Fire is a play by Jon Robin Baitz. Isaac Geldhart is a childhood survivor of the Holocaust. He arrived in New York City an orphan, reinvented himself as a bon vivant, married well, and found fame and fortune as a champion of authors who are passionate about their work rather than its best-seller potential. He is faced with a family-business conflict, the potential Japanese takeover of his increasingly insolvent firm. He must browbeat his three adult children, all principal stockholders whom he dismisses in varying degrees, into accepting his plan to publish a