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）