Compact but heavy duty the Mini Mortar and Pestle has a 1/2 pint capacity. It is cast iron, stands 3 1/4 inch high. The pestle is 5 inches long and total weighs 5 pounds.  Great for crushing small samples of ore to test for gold.  Crush any type of rock.

Here’s a list of practical and creative uses for a cast iron mortar and pestle:

⚠️ Note on cast iron: Because it can react with acidic ingredients (like lemon, vinegar, or tomatoes), it’s best for dry or neutral grinding. For wet or acidic pastes, rinse and dry thoroughly after use, and season lightly with oil to prevent rust.