This is a juvenile woolly mammoth tooth. This tooth was un-immerged still hidden in the jaw. There is no wear on the enamel. Beautiful solid condition.
A mammoth generally went through 5 sets of molars, The first molars were about the size of those of a human, around 0.51 inches , the third set were about 6 inches long, and the fifth were about 12 inches long. The molars grew larger with each replacement.
This mammoth tooth was probably from the 2nd set.
Late Pleistocene era 20,000 +/- years ago
3.5 x 2 x 3,25 inches, 443 grams