they're generally finishes which have more substantial parts of mixture in them that when trowels, depart small groove like indentations in the texture. taking a look at all of different stucco products around at https://elodietnox154750.dgbloggers.com/28428010/how-much-you-need-to-expect-you-ll-pay-for-a-good-types-of-stucco-finish