Clear quartz is the most versatile crystal and can be programmed for whatever you need so take these as common uses and do what you like!

Mental Healing Properties

Clears out negative energy

Promotes emotional balance

Physical Healing Properties

Memory help

Pain relief

Stimulate the immune system

Metaphysical Properties

Amplifies any energy or intention

Protection

Used to reach your higher self

Enhance psychic abilities

Cleanse, open, and align all of the chakras

Crystals should never be used as a replacement for medical care or therapy!

Anything else I should add??