This is just over 870 grams, a rough cast ingot of 99.85% minimum purity Tin metal.
These ingots sometimes have a small spot of slag on them, you get just over 870g of tin. This is approximately 105x40 by 30mm in size, please see the photo with a scale in mm in it for an idea of size, the photos are the actual ingot you will receive.
This was hand cast and hand stamped, see photo.
Cast in Australia by B M&M.