The most important property of citrine is that it dissipates negative energies of all kinds and does not absorb any negative energy from its surroundings, and thus never needs clearing/cleansing. 
Citrine can be used to clear unwanted energies from the environment. Family issues caused by negative energies can also be resolved and cleared with citrine. Since citrine eliminates negative energies, it helps generate stability in all areas, and is good for general protection.

In the mental area, citrine enhances mental clarity, confidence, and will power. It also increases creativity and promotes honesty.

Emotionally, citrine relieves depression, self-doubt, anger, and irrational mood swings. Citrine is a stone that brings happiness and cheer to one who carries or wears it. Citrine also reduces self-destructive tendencies. Citrine helps eliminate fears caused by others' ideas and suggestions. It can help one overcome emotional traumas and grief. Sensuality and sexuality can also be heightened by citrine.

In the psychic and spiritual realms, citrine is good for general psychic awareness and spiritual development. Citrine clears the aura of negative energies and influences. It is also very useful for meditation. Citrine is a stone of protection, removing or deflecting negative energies of all kinds. It is also excellent for dream recall and dream work.
Physically, in crystal healing and folklore, citrine is said to be beneficial for the digestion, stomach, eliminating nightmares and other sleep disturbances, thyroid, general health, heart, kidney, liver, muscles, strength, endocrine system, circulatory system, tissue regeneration, urinary system, immune system, diabetes, fibromyalgia. Citrine is also reputed to be good for removing toxins, and overcoming addictions.

Smoky Quartz is helpful for those with cancer as it draws negative energies out of the body. Smoky Quartz is also known for its strong ability to absorb and ground negative energies out of the body, and into the earth to be transmuted. These properties make Smoky Quartz a great support crystal for those undergoing chemo and radiation therapies. 
As a healing stone, Smoky Quartz aids in the proper functioning of the adrenals, the kidneys and the pancreas. It has a relaxing effect, helping to block negativity, and aiding in meditation. It also helps develop ones latent abilities as a Channel, or Medium.
Smoky Quartz stimulates and purifies the base Chakra and stimulates the movement of Kundalini Energy by channeling the white light energy of the Crown Chakra into the First Chakra.
It is believed to help one come to terms with their own circumstances, becoming more acceptant of their own bodies and lives. It helps us to make our dreams into reality. It stimulates pride, self respect and self esteem. 
Smoky Quartz is especially useful for grounding and draining away negative energy.

Vibrating with the feminine wisdom and Goddess energy of the waxing and full Moon, moonstone has a reflective, calming energy. It helps to strengthen intuition and psychic perception and brings balance and harmony with the All. It is said to have the power to grant wishes. Moonstone Honors the Goddess in all women. It aids in dieting, gardening, psychic awareness and meditation. It soothes stress, anxiety, women's hormones it enhances intuitive sensitivity via feelings and less overwhelmed by personal feelings. Greater flexibility and flow with life.
Helps all be more comfortable with our gentler feminine/yin receiving side. Especially for water signs. Helps one be more conscious of the fact that all things are part of a cycle of constant change. It is a recommended gemstone for farmers and gardeners, artists, dancers and young men.
A stone for “new beginnings”, Moonstone is a stone of inner growth and strength. It soothes emotional instability and stress, and stabilises the emotions, providing calmness. Moonstone enhances intuition, promotes inspiration, success and good fortune in love and business matters.
Moonstone aids the digestive system, assimilates nutrients, eliminates toxins and fluid retention, and alleviates degenerative conditions of skin, hair, eyes, and fleshy organs such as the liver and pancreas. It stimulates the pineal gland and balances hormonal cycles, being excellent for PMS, conception, pregnancy, childbirth, and breast-feeding. Moonstone is also beneficial to men in opening the emotional self.

Moonstone helps cool, soothe and calm over-reactions to emotional and personal situations. It allows us greater flexibility and flow with life. Moonstone has been used for protection against the perils of travel. It encourages a lust for life, a youthful attitude and helps us to become comfortable with the aging process and its transitions.
Moonstone's emotional connection makes it most effective when placed at the 2nd or Sacral/Spleen Chakra. Known to be of ancient spiritual significance in its connection to the moon and the intuitive aspect of one's nature, the source of our intuition is often described as our "gut feeling" found at the Solar Plexus Chakra. This energy center deals with the human ego, emotions and self-power. Placing moonstone on the solar plexus helps to show us our old emotional patterns which, we hold on to.
It can be used to work on dissolving these patterns that no longer serve us. Although, the Third Eye Chakra is most associated with intuition, the "spark" is what is felt in the area of our solar plexus.
This being the biggest nerve center in our body connected to almost all the organs. This is also where the connection between the three lower Chakra interchange with the four higher Chakra energy centers.
Therefore, use moonstone to promote your intuitive and empathic nature. Use it also to encourage lucid dreaming, especially at the time of the full moon.
It is the perfect stone for the Emotional Layer of the Aura. Moonstone is a great stone for meditation and helping with unconditional love.
Moonstone encourages creativity, imagination, inspiration and awareness. It also has been used throughout history to bring good luck.

According to an Eskimo legend, the Northern Lights were once imprisoned in the rocks along the coast of Labrador. It is told that a wandering Eskimo warrior found them and was able to free most of the lights with a mighty blow of his spear. Some of the lights were still trapped within the stone, and thus we have today the beautiful mineral known as labradorite.

Labradorite is a highly mystical and protective gemstone, a bringer of light. It raises consciousness and connects with universal energies. Labradorite deflects negative energies from the aura and prevents energy leakage. It forms a barrier to negative energies shed during therapy. It can take you into another world or into other lives. A stone of esoteric knowledge.

Labradorite aligns the physical and etheric bodies and accesses spiritual purpose.
It raises consciousness and grounds spiritual energies into the physical body.
This stone stimulates intuition and psychic gifts, including the art of "right timing", bringing messages from the unconscious mind to the surface and facilitating their understanding.
Labradorite banishes fears and insecurities and the psychic debris from previous disapointments, including those experienced in past lives. It strengthens faith in the self and trust in the universe. It removes other peoples projections, including thought forms that have hooked into the aura.
Labradorite calms an overactive mind and energizes the imagination, bringing up new ideas.
Analysis and rationality are balanced with the inner sight. Labradorite brings comtemplation and introsection. Synthesizing intellectual thought with intuitive wisdom, it is an excellent dispeller of illusions, going to the root of a matter and showing the real intention behind thoughts and actions. This stone brings up suppressed memories from the past.
Labradorite is a useful companion through change, imparting strength and perserverance.
A stone of transformation, it prepares body and soul for the Ascension Process.