In the mind of many crystal lovers, the Black obsidian is a powerful guardian stone, like a shield that isolates negative energy around the body. It also has deep healing properties, promoting a return to a past life, thereby healing the emotional wounds that linger in this present life. Under the guidance of experienced people, Black obsidian can play its function of clearing the stomach. ![]() Since it can also bring negative emotions to people and expose unpleasant facts, for example, to make people clearly aware of their true darkest side, it must be used with caution, preferably with an experienced physical therapist. This fast-acting and powerful gemstone are believed to bring honesty and contemplation, ruthlessly revealing people’s weaknesses, flaws, and flaws-there are few secrets in the face of the Black Spark. Black obsidian has needle-like or crystal inclusions, and optical properties are homogeneous, common abnormal extinction, with conchoidal fractures, hardness is 5-6 density is 2.40 (+0.10, -Q07) g/cm it varies with the number of bubbles and inclusions.īlack obsidian is formed from volcanic lava that cools too quickly to crystallize. Enlarged inspection shows elongated bubbles and flow structures. The emissivity is 1.490 (+0.20, a Q010), and there is no birefringence. Color types are from gray to black, dark brown and also can be tan, orange or red, light green, blue, or purple. Star-shaped gloss.īlack obsidian is vitreous and transparent to opaque. Many tiny high-reflectivity inclusions appear dazzling. There is also a chrysanthemum-shaped black matrix with white silica plaques and small spherical pieces of round black obsidian (called black obsidian ball). Generally, irregular blocks have many variants, such as strips, undulating strips, and braided straight parallel strips. It is almost entirely composed of glass, usually quartz, feldspar and other microcrystals, phenocrysts, and family crystals. ![]() Black obsidian is a kind of streamlined glass. The main component of black obsidian is SiO2, which can contain various impurities. The main producing areas of black obsidian are Mexico, New Zealand, Iceland, Luyali, Greece and the United States. Sometimes these small inclusions cause the halo effect of cabochon gemstones. Spherical aggregates with a rough surface are common, and flattened and elongated bubble inclusions are common in crystals. Obsidian stone is amorphous, transparent to opaque. A kind of black obsidian formed by quartz crystals called snowflake obsidian and chrysanthemum obsidian is mainly produced in the United States and Mexico. Usually brown to black, but also gray, tan and green-brown. ![]() Black obsidian is a natural glass formed by the rapid cooling of lava from volcanoes.
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