Types
Features
Monuments
Famous Monuments
Sculpture
Famous Sculptures
Pictographs
Petroglyphs
Figurines
Fossils
Hornblende Gabbro and Hornblende Peridotite
Clasts are smooth to touch, Matrix variable, Surfaces are often shiny
Dunite, Wehrlite, Harzburgite, Lherzolite
Constitutes upper part of the Earth's mantle, Generally rough to touch, Is one of the oldest rock