Hydrogrossular and Blue John Physical Properties

Hydrogrossular and Blue John Chemical Formula

While comparing Hydrogrossular and Blue John physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Hydrogrossular and Blue John chemical formula.

• Chemical formula of Hydrogrossular- hydrogrossular Massive vein s of opaque Grossular Garnet that resembles Jade . It is white to light green in color, and may be colored in a white, green, and pink combination. Hydrogrossular is often regarded as a variety of Grossular, but it is scientifi
• Chemical formula of Blue John- CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Hydrogrossular and Blue John Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hydrogrossular and Blue John Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hydrogrossular and Blue John Optical Properties during the identification of gemstone. Specific gravity of Hydrogrossular is 3.00-3.25 whereas that of Blue John is 3.00-3.25.