What is Obsidian? In this section, we will learn more about properties of Obsidian i.e. physical and thermal properties. Physical properties of Obsidian include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Obsidian is 0.15 N/mm2. Streak of Obsidian is white while its cleavage is non-existent. Luster of Obsidian is vitreous and its fracture is conchoidal. Obsidian is translucent in nature. Know all about Obsidian, What is Obsidian, its composition, features, facts and reserves in next sections.
What is Obsidian composed of? Get to know about composition of Obsidian here. Obsidian definition gives information about the Formation of Obsidian and its composition.The composition of Obsidian can be further divided into mineral and compound content. The mineral content of Obsidian rock includes Not Available and The compound content of Obsidian rock includes Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, MgO, MnO, Sodium Oxide, Phosphorus Pentoxide, Silicon Dioxide, Titanium Dioxide. Almost all rocks undergo transformation process. Know all about Obsidian rock in next section.