Tahki Zona Yarn is a similar yarn: cotton, hand wash, bulky (12-15 sts/4 in), 50 gram. You may also like Debbie Bliss Boheme Yarn, which is another similar yarn: hand wash, bulky (12-15 sts/4 in), and 50 gram.
What about yarn that have the same look and feel? Find more yarn with a smooth / uniform and hairy texture, and a medium twist.
Hopefully our suggested project ideas for Crystal Palace Gold Rush Yarn can help you come up with your next exciting new project idea!