It also occurs in coarse, crystalline masses or in granular and compact forms. It is one of the oldest, used minerals dating back to at least 3000 BC. Salton Sea Halite: Halite from the Salton Sea, California. Salinization. Halite is commonly found in massive and bedded aggregates as rock salt. The mineral is typically colorless or white, but may also be light blue, dark blue, purple, pink, red, orange, yellow or gray depending on inclusion of other materials, … Sodium chloride can enter buildings or monuments when these are in contact with materials containing this salt or even other salts containing either sodium or chloride, that might combine to produce NaCl in or efflorescence on them. Gregory J Retallack, in Encyclopedia of Geology (Second Edition), 2021. The mineral is typically colorless or white, but may also be light blue, dark blue, purple, pink, red, orange, yellow or grey depending on the amount and type of impurities. Sylvite, although rare, is poisonous - so it is a good idea to use your finger to test an unknown sample’s taste, rather than directly licking the sample. Halite commonly known as rock salt, is the mineral form of sodium chloride (NaCl). Halite is a form of rock salt (Sodium Chloride), making it water soluble. Halite crystals are usually cubic. The cities of Cleveland and Detroit rest above huge halite deposits that are mined for road salt. Halite is the mineral name for the substance that everyone knows as "salt." While it can be found worldwide, it is notably found in the large saline deposits of California. 3) and is found mostly in desert soils (Aridisols).The most common salts are halite and gypsum, which can form either as clear crystals within soil cracks or as sand crystals that engulf the pre … Chakra Association. Its chemical name is sodium chloride, and a rock composed primarily of halite is known as "rock salt." Sometimes, halite may form “hopper” crystals in which the outer edges of the cube faces have grown more rapidly than their centers, leaving … It is also found in ancient bedrock all over the world where large extinct salt lakes and seas have evaporated millions of years ago, leaving thick deposits of salt behind. It is made up of sodium and calcium. Halite is common and widespread, and well studied material can be found in localities in Austria, Germany, Poland, Italy, India, and the United States. Origin of the halite found on monuments. Perfectly formed cubes of halite are typical of the habit of this mineral. Crystals can have fluid inclusions and can be included in other minerals from metamorphism. It can also be found underground where large salt lakes and ancient seas have evaporated millions of years ago. This stone comes in a variety of colors. Halite can be found in areas such as the Great Salt Lake and Searles Lake, California, where it crystalizes out of evaporating brine lakes. ID Species Reference Link Year Locality Pressure (GPa) Temp (K) 0000641: Halite: Finger L W, King H E (1978) A revised method of operation of the single-crystal diamond cell and refinement of the structure of NaCl at 32 kbar American Mineralogist 63 337-342 1978: 0: 293: 0003397: Halite: Walker D, Verma P K, Cranswick L M D, Jones R L, Clark S M, Buhre S (2004) Halite … Since it forms primarily from evaporation, halite normally is found with other evaporation-associated minerals such as calcite, gypsum, anhydrite, and sylvite. Although it is an important part of our diet, over consumption can lead to life threatening illnesses. Halite can also form as volcanic sublimate, efflorescences and as a cave deposit. Care. 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