1, coconut snail beads called Melaleuca, Melaleuca beads composition and most shellfish similar to contain calcite and aragonite microcrystalline aggregates, the color of orange-red, orange-yellow, yellow, yellow-brown to nearly white, with a ceramic crystalline appearance, the flame pattern structure, the shape of the irregular shape, oval to egg-shaped have, round is usually of higher value.

2, coconut snail, also known as coconut volute snail, papaya snail, shell yellow-brown, papaya-like, smooth and black-brown spots, carnivorous, preferring shellfish and benthic critters, mainly in the temperate zone of sandy and muddy shallow waters (shallow sea area refers to the continental shelf from the coastal extension of the outer ocean between).

3, coconut snail shell medium-sized or large, the top of the shell is usually nipple-shaped. The shell axis has several folds. The anterior groove is often notched. Shell surface is smooth, covered with gray-brown shell skin, shell skin is yellow after shedding. The shell surface has large reddish-brown patches arranged in horizontal rows. These patches often disappear or are not obvious in the adult. The spiral part is short, mostly encapsulated by the body snail layer, only a very small part is exposed, and is lower than the body snail layer. The somatic conch layer is inflated. The mouth of the shell is large and the inner surface is orange and shiny.