Obsidian helps to protect the very sensitive against depression. It is the stone of the soft hearted and gentle people of the world. Use obsidian to help block negativity of any kind. As a black gemstone, it symbolizes self control and resilience. Black stones have protective energies in the sense that black is the absence of light, and therefore, can be used to create invisibility. 
Obsidian is truth-enhancing. 
A strongly protective stone, it forms a shield against negativity. 
It blocks psychic attack and absorbs negative energies from the environment. 
Obsidian draws out mental stress and tension. Obsidian is a helpful stone if you are doing any type of work involving contact with the spirit world as they are highly protective. These black stones are one of the premier crystals to assist you to communicate with spirit and may bring through the power of prophecy. 
It stimulates growth on all levels, urging exploration of the unknown and opening new horizons. 
Brings clarity to the mind and clears confusion. 
Helps you to know who you truly are. Obsidian dissolves emotional blockages and ancient traumas. Promotes qualities of compassion and strength.
Obsidian aids the digestion and detoxifies, it reduces arthritis pain, joint problems,cramps and warms the extremities.

 

Golden Obsidian like other varieties of Obsidian are good for clearing, absorbing and shielding negative energies and purifying one's auric field. Golden Obsidian enhances one's power of manifestation and attracts wealth and prosperity. It is a useful stone for scrying, or for seeing into the future. It can also take you deep into the heart of a problem by helping you to connect to the past, present and future. Golden Obsidian helps provide direction in one's life and achieving goals. Golden Obsidian can block psychic attacks and assist in finding your spiritual path. Golden obsidian harmonizes with Golden Labradorite, Citrine and Moldavite. Metaphysical healing lore says Golden Obsidian is helpful in digestive disorders, ulcers and reflux. Golden Obsidian helps clear, energize and balance the solar plexus and sacral chakras, it is associated with the root and solar plexus chakras. Golden Obsidian is Black Obsidian with bright, gold colored inclusions.

Opal amplifies traits, whether those traits are good or bad, and brings characteristics to the surface for transformation. It enhances self worth, confidence and self-esteem, and helps you to understand your full potential. It also brings lightness and spontaneity. The stone is said to help stimulate originality and dynamic creativity, encourages an interest in the arts, and aids in accessing one’s true self. Because the stone is absorbent and reflective, it helps you to pick up thoughts and feelings, amplify them, and return them to their source. It is a karmic stone- it encourages putting out positive emotions and teaches that what you put out comes back to you. The opal is also a representative of justice and harmony, and is a protective stone in dangerous places.
Opal has always been associated with love and passion, as well as desire and eroticism. It is a seductive stone that intensifies emotional states and releases inhibitions. It can also act as an emotional stabilizer. Wearing an opal is said to bring about loyalty and faithfulness.
Opals have been said to be extremely beneficial in many physical realms as well, such as in treating infections and fevers. It is also said to help strengthen the memory. Furthermore, it purifying blood and kidneys, regulates insulin, eases childbirth, and alleviates PMS. It is also beneficial to the eyes, especially as an elixir. Overall, the stone is said to be the most useful in preventing bad health. It strengthens the immune system and helps the body be resilient to infection.
Opal has also been known to help those who are suffering from chemical dependencies. The stone gives the wearer strength and the ability to take back control over their lives.

Associated with deep spirituality and devotion, sapphire is considered to bring peace and contentment to one's soul, as well as trust in the fulfillment of his or her destiny.

Because it evokes the energy of loyalty, honesty, and devotion, the sapphire is often used in the design of engagement rings. 

The most important attribute of the sapphire was said to be the protection against sorcery- it was thought to banish evil spirits and send negative spells back to the sender. Sapphires were once used to guarded off poisonous creatures and kill snakes hiding nearby.

They also provided advanced warning against hidden dangers. As a tool for self improvement, sapphires are a wonderful way to keep your life in check. They are said to have a powerful and transformative gemstone energy that may work quickly and drastically. They will help you connect to the universe, that is, they can open your internal and spiritual self to the powers of the universe.

They are also thought to increase communication with, connection to, and awareness of spirit guides, or angels. They activate and manifest one’s life purpose and focus and karmic agreements for soul growth. Psychologically, the sapphire helps maintain inner peace and are good for one’s mental state. They calm nerves and promote mental clarity, helping with focus and concentration. They have also been used as remedies for mental and nervous disorders.

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.