Marble . A heavy bowl made of the snowy, veined stone is great for crushing spices, pounding garlic and ginger, etc., but the super-smooth surface means it doesn’t work quite as well for crushing herbs, nuts and seeds, which tend to dance around.
Gordon Ramsay uses a Granite mortar and pestle made in Thailand. The mortar and pestle are specifically built to last and to ground both and soft substances to powdery form. The Thailand granite mortar and pestle are built to withstand all sort of pounding and will never chip nor crack.
Traditional premium materials for mortar and pestle sets include stones like granite, marble, or agate. They’re profoundly durable as well as nonporous, and it’s easy to remove the majority of the particles out of the mortar once you’re finished grinding.