AB9

Aquamarine （海蓝宝） Throat Chakra It helps in the communication (especially good for people in sales or need to talk or do a lot of presentation). It give you the confidence to communicate and express your opinion.

Tridacna （白砗磲） Chakra: Crown Positive thoughts, inspiration, spiritual. (化煞，保平安）

Clear Quartz (白水晶） Chakra: Crown King of crystal which focus on balance harmony.Helps in concentration and bring good luck (万能水晶）