Halite On Trona

      Halite On Trona 😇

1.Halite : 

Halite, commonly known as rock salt, is a type of salt, the mineral form of sodium chloride. Halite forms isometric crystals. 

👉 Crystal class: Hexoctahedral (m3m); H-M 👉 Symbol: (4/m 3 2/m)

👉 Crystal system: Cubic

👉 Mohs scale hardness: 2.0–2.5

👉 Formula mass: 58.433 g/mol

👉 Crystal habit: Predominantly cubes and in massive sedimentary beds, but also granular, fibrous and compact

👉 Optical properties: Isotropic

👉 Space group: Fm3m.

2.Trona :

Trona is a non-marine evaporite mineral. It is mined as the primary source of sodium carbonate in the United States, where it has replaced the Solvay process used in most of the rest of the world for sodium carbonate production. 

👉 Crystal system: Monoclinic

👉 Optical properties: Biaxial (-)

👉 Crystal class: Prismatic (2/m); (same H-M symbol)

👉 Crystal habit: Columnar, fibrous and massive

👉 Solubility: Soluble in water

👉 Mohs scale hardness: 2.5

👉 Specific gravity: 2.11–2.17.