Think of a jingle that associates the element carbon with something similar.?

Answer 1

archaeology!... archaelogy.. without carbon dating... where would we be...
Mr. Dinosaur! Mr. Dinosaur ... without carbon.. guessing your age is an impossibility....

Answer 2

It's in your pencil
It makes a diamond
It's more valuable than gold,
As it's the basis to our very life
And it's very, very old!

But silicon is a perfect match
If Carbon ever needs a mate
It can do most things that Carbon can
and has the same valency state!