Answer:
I contain six letters minus one and you got twelve.
Lovely and round, I shine with pale light. Grown in the darkness, a lady's delight. What am I?
I cannot be bought, cannot be sold, even if I'm sometimes made of gold. What am I?
Sometimes I am white, sometimes I am dark. Most people love me. What am I?
I come without being fetched at night, hide away as soon as daylight strikes. Although I may look small, I am much mightier than what you can imagine. What am I?
The more of me you take, the more I appear behind you. What am I?