... semi-precious stone beads such as below, 1. natural Agate (blue grain agate, red white banded agate, red agate stone, black ... agate, multi colored agate, rainbow agate stone,agate white black,blue lace agate,re white agate),2. quartz (rock crystal, rutilated, citrine ... , 10.Carnelian, 11.Blackstone,12.Rhyolite,13.Bamboorafe,14.Green ,blue and red sand, 15.Rhodonite,16.Green aventurine, red aventurine ...