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.

 

Black Spinel goes to the source of your illness, be it physical, emotional, or mental in its beginnings. This crystal will go in and find that source and work with you to clear it. It works on many different levels, and its healing abilities are endless. Black Spinel kills cancer cells, and it digs out poisons and toxins at the deepest levels. It is a very powerful gemstone.

Black Spinel is energetically one of the top three protective crystals comparing to Blue Amber and Gel Sugilite. This crystal loves to work the 1st, 2nd, and 3rd chakras. when you need to get to the source of your disease, then it is time to pull out a Black Spinel.
Black Spinel works well with any other crystals. It is a very complimentary working relationship with all crystals and minerals. Black Spinel will never ever overwork you or cause things to go too fast in your healing process. It is wise and gentle yet powerful. 
Black Spinel even balances the pH in the body. This crystal works to kill infection in the lymphatic system and aid the body's natural defenses against infection.
Black Spinel is also a wonderful piece for those with issues of rage who wish to clear it in a gentle healthy way. Black Spinel will absorb a great deal of that rage from you in the clearing process.