1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) excavation in the earth from which ores and ____rals are extracted 2) an elaborate song for solo voice 3) a male human offspring 4) hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella DOWN 1) a covering to disguise or conceal the face 2) a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood 3) the cardinal number that is the sum of eight and one 4) freedom from difficulty or hardship or effort ** Scroll down for solution. ** Are you sure you want to peek? mine aria sons knee