Answer:
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths. What am I?
I am a person who pretends to be someone else
Draw fire or fill me; I'm still empty.
I am a daily ritual involving using a metal tool on the body
I belong to you but others use me more often than you do. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.