Question

give the location of stone cells

Answer 1

Sclereids or stone cells are typically found in the epidermis, ground tissue, and vascular tissue

Answer 2

Stone cells are also called Brachysclereids, which is a variety of sclerid cells.  

These stone cells are small and thick cells that form the fleshy tissues of the stems and fruit pulps.

The inner pulp of pear is a good example of the location of stone cells, which can also be spotted with naked eye.