a streak plate can be used for scratching a mineral
bigmouth_rocksnail is mollusca. tugtupite is mineral. tomato_streak is yellow_spot. northern_marsupial_mole is pouched_mammal. marsupial_mole is pouched_mammal. scratching is clawing. nubble is lump. purple_sand_tilefish is tilefish. scratching is primping. nut is block.