Yin and Yang:
In Chinese philosophy, yin & yang, which are often shortened to "yin-yang" or "yin yang", are concepts used to describe how apparently opposite or contrary forces are actually complementary, interconnected, and interdependent in the natural world, and how they give rise to each other as they interrelate to one another.
General Gemstone Details: Obsidian is a naturally created glass. It is formed form volcanic lava which cooled too quickly for significant crystallization to occur. It is most often black, but colors such as gray, brown, and less likely but evident still is red, blue and green. These colors may be uniform, spotted or banded. This coloring is caused by the presence of titanium, iron or manganese.
Obsidian is a very powerful stone, one which reminds us that birth and death are simultaneously and constantly present, one with the other, always as one. This is a stone that has always been associated with guardian spirits that watch over us, and is connected to protection on all levels.
Scientific Properties: Obsidian is found in areas where volcanic activity is or has been. Locations such as Hawaii, Japan, Java, Iceland, Hungary, Mexico, Ecuador, and Guatemala. Dark nodules found in Arizona and New Mexico are called Apache Tears.
Obsidian is the result of volcanic lava coming in contact with water. Often the lava pours into a lake or ocean and is cooled quickly. This process produces a glassy texture in the resulting rock. Iron and magnesium give the obsidian a dark green to black color.
Mystical Properties: Obsidian in general helps to alleviate pain, reducing tension and releasing energy; it is also told to accelerate the physical healing of wounds. Obsidian is an excellent stone simply to have around to absorb and transform the negative energies in to positive. It will vibrate calmness and security, and stabilize the energies of all persons within its reach. More specifically:
Black, Brown or Golden Obsidian is quite protective, and is helpful in removing general negativity. It is also helpful for protection against psychic attacks. It will also aid in eliminating bad habits and reduce cravings.
Magical Properties: Powers: Protection, grounding, divination and peace
Obsidian is a grounding and centering stone, it is quite effective when carried or utilized in protection ritual. By grounding spiritual energy in the physical plane, obsidian connects the mind and emotions. Absorbing and destroying negative energies, cleaning the subconscious blockages one may have, and then releasing stress.
Healing Properties: Obsidian helps ailments of the stomach and intestines, it is a powerful healing stone but only for some. It is also said to improve one’s vision.
Black obsidian in particular is one of the most difficult to use if you are not fully prepared to face both positive and negative sides of reality. Since this stone will energize spiritual forces and easily connect with the first chakra, it can help one to face present challenges as well as past life lessons still to be learned. The third eye is often activated in conjunction with processing of the past life karma, so this must be used with caution. When using for emotional healing, it is often best used along with clear quartz.