The group currently consists of members; Areum, Iree, Yeongeun. blazing flames! Rolling Quartz 롤링쿼츠 is a 5-member rock girl band from South Korea. The group currently consists of members; Areum, Iree, Yeongeun. The group currently consists of members; Areum, Iree, Yeongeun. . blazing flames! Rolling Quartz 롤링쿼츠 is a 5-member rock girl band from South Korea. blazing flames! Rolling Quartz 롤링쿼츠 is a 5-member rock girl band from South Korea.