Discriptions Of Granite Quarry
Discriptions Of Granite Quarry. What is hornfels hornfels is a finegrained metamorphic rock that was subjected to the heat of contact metamorphism at a shallow was baked by heat conducted from a nearby magma chamber, sill, dike, or lava temperatures for the formation of hornfels range from about 1300 to 1450 degrees frenheit 700 to 800 degrees celsius.