Answer:
Iām hard as a rock and as light as a feather. Iām passed on to one another. Poor people need me and rich people have me.
I am often sold by children entrepreneurs in summer time
I have a name that's not mine and no one cares about me in their prime. People cry at my sight and lie by me all day and night.
A large oasis in the desert. Come with cash and leave with none.
I climb higher as I get hotter. I can never escape from my crystal cage.
I am always hungry, I must always be fed. The finger I lick will soon turn red. What am I?