The chemical formula of mineral Sylvite is indicated by KCl. Sylvite is Halide mineral. It is known to crystallize in the isometric system. In optical mineralogy, the isometric system comprises crystals having three axes, all of which are perpendicular to one another and all are found equal in lengths. Sylvite is one of the isotropic […]

The chemical formula of Sphalerite is indicated by (Zn,Fe)S. Sphalerite is a Sulfide mineral. This mineral is known to crystallize in the isometric system. In optical mineralogy, isometric system comprises crystals having three axes, all of which are perpendicular to one another and all are found equal in lengths. Sphalerite one of the isotropic minerals […]

The chemical formula of Pyrrhotite is indicated by Fe1-xS, where x ranges from 0 to 0.17. Pyrrhotite is a Sulfide mineral. It is known to crystallize in the monoclinic system. In optical mineralogy, the monoclinic system of crystal formation comprises crystals having three axes of unequal lengths. Two of which are usually found in a […]

The chemical formula of Periclase is indicated by MgO or Magnesium Oxide. Periclase is an Oxide mineral. It is known to crystallize in the isometric system. In optical mineralogy, isometric system comprises crystals having three axes, all of which are perpendicular to one another and all are found equal in lengths. Periclase is one of […]

The chemical formula of Chalcopyrite is indicated by CuFeS2. Chalcopyrite is a Sulfide mineral. It is known to crystallize in the tetragonal crystal system. In optical mineralogy, the tetragonal system comprises crystals having three axes, which are all in a position perpendicular to one another. Two axes are usually found having the same or equal […]

The chemical composition of Sulfur is indicated by the chemical symbol S. Sulfur belongs to the Native Elements. It is known to crystallize in the orthorhombic crystal system. In optical mineralogy, the orthorhombic crystal system comprises crystals having three mutually perpendicular axes, of which all are of different lengths. The hardness measure of Sulfur when […]

The chemical formula of mineral Rutile is indicated by TiO2 or Titanium Oxide. Rutile is an Oxide mineral. It is known to crystallize in the tetragonal system. In optical mineralogy, the tetragonal system comprises crystals having three axes, which are all in a position perpendicular to one another. Two axes are usually found having the […]

The chemical formula of Pyrite is indicated by FeS2. Pyrite is a Sulfide mineral. Pyrite is known to crystallize in the isometric system. In optical mineralogy, this isometric system comprises crystals having three axes, all of which are perpendicular to one another and all are found equal in lengths. Pyrite crystals are usually found opaque […]

The chemical formula of Chromite is indicated by FeCr2O4. Chromite is an Oxide mineral. It is known to crystallize in the isometric system. In optical mineralogy, the isometric system comprises crystals having three axes, all of which are perpendicular to one another and all are found equal in lengths. Chromite one of the isotropic minerals […]

The chemical formula of Cassiterite is indicated by SnO2 or Tin Oxide. Cassiterite is an Oxide mineral. It is known to crystallize in the tetragonal system. In optical mineralogy, the tetragonal system comprises crystals having three axes, which are all in a position perpendicular to one another. Two axes are usually found having the same […]