Answer:
I reach for the sky, but clutch to the ground. Sometimes I leave, but I am always around. What am I?
Glittering points that downward thrust. Sparkling spears that never rust.
I am the minerals vital for your good health.
I am the kind of an ant that's good at math. What am I?
What force and strength cannot get through, I with my unique teeth can do. What am I?
The answer I give is yes, but what I mean is no. What was the question?