It had been called 'mound,' reluctantly, when it's hard to tell, but explicit to see.
Its creator said he was thinking of the creation of the universe, the big bang, or whatsoever. However, only half of the sphere was successfully made. If you consider it to be an island, with an infinite coast, falling apart, you know it's infinite.

A coast is the place where land meets the sea.
The distance between the coast of the mound and the coast on the paper is finite.
The distance between the mound and the aluminum coil next to it is infinite.
The mound wanted an independence it already owned, but not being able to.