Question

what are the stone boulders called

Answer 1

Answer:

Smaller boulders are usually just called rocks (American English) or stones (In British English a rock is larger than a boulder). The word boulder is short for boulder stone, from Middle English bulderston or Swedish bullersten.

Answer 2

Explanation:

Stone boulders used for marking burial sites are called megaliths. The word megalith can be split in two parts, mega means big and lith means stone or boulder.