The red planet, Mars is associated Carnelian which can calm excessive energy and enable one to become more assertive.  Mars is the ruler of the sign Aries and traditionally Scorpio was also considered to fall under its rule.

Jupiter is considered the planet of expansion and the ruler of Sagittarius. Pieces was traditionally considered under its rule.  Amethyst is one of the stones associated with Jupiter and can aid right brain activity and help see opportunities and growth

Saturn is the ruler of Capricorn while Aquarius traditionally sat under its rule.  Saturn represents structure and lessons in life and Pyrite grounds us and provides clear, practical thinking and enhances practicality.

Uranus rules the sign of Aquarius and is considered the planet of renovation and restructuring.  Clear Quartz is often linked to this planet.  It stimulates brain functions and provides clarity.  Considered a Master Healer it can be used to intensify surrounding energies.

The ruler of the sign Pisces, Neptune represents imagination, mysticism and creativity.  A stone connected to this planet, Fluorite helps us to grasp higher, more abstract concepts and facilitates inter dimensional communications.

Scorpio is ruled by Pluto, the planer of transformation. Cloudy Quartz can purify negative energy, revive your vitality and give you the strength to regenerate.