One formula given for crocidolite is Na 2 Fe II 3 Fe III 2 Si 8 O 22 2. Find Similar Structures. If its fibers or particles enter the lungs, they can cause asbestosis. Chemical formula. email: [email protected]. Information provided by Mesowatch aims to provide legal and financial assistance and should not be considered a substitute for medical advice, treatment or diagnosis. Chrysotile, lizardite, and antigorite are the three principal serpentine silicate minerals. The Occupation Safety and Health Administration conducts studies on the effects of Asbestos exposure on workers and provides guidelines to protect workers that work with asbestos abatement from further harm. Blue asbestos webcrawler. During the pseudomorph transformation process, materials that contain more iron oxide result in brownish tiger's eye; less oxidation and less iron tends toward the original blue color of crocidolite. The blue asbestos occurs only in very few localities and is mined only in large quantities in South Africa. Crocidolite commonly occurs as soft friable fibers. It became common in pipe insulation, rope lagging, and thermal insulation, especially in industrial facilities. Formula (repeating unit) Na 2 (Fe 2+ 3 Fe 3+ 2)Si 8 O 22 (OH) 2: Crystal system: Monoclinic: Crystal class: Prismatic (2/m) (same H-M symbol) Space group: C2/m: Unit cell: a = 9.76 Å, b = 18.04 Å c = 5.33 Å; β = 103.59°; Z = 2: Identification; Color: Black, dark blue; dark blue to … The way the body reacts to the presence of asbestos is the root of asbestos related illness. Massachusetts Asbestos Abatement Procedure, Reporting and Record Keeping Requirements. Contrary to popular belief, there is no national ban on asbestos in the US or Canada. The chemical formula of Crocidolite asbestos is: This is much more complicated that other forms of asbestos, contains no magnesium ions, but shares most other common elements, with the exception of sodium, with the other five typical forms of asbestos. Tiger’s Eye has no double refraction whatsoever and an opaque transparency. Laboratory Chemical Safety Summary (LCSS) Datasheet. Crocidolite or blue Asbestos is considered to the most lethal form of Asbestos. You will be able to win compensation for medical bills and other losses through this course of action. Chemical and physical information. EPA Registry Name: Crocidolite asbestos. 86278622. Weight loss and weakness from oxygen deprivation are sure signs of illness from this form of asbestos. The Chemical Identifier fields include common identification numbers, the NFPA diamond U.S. Department of Transportation hazard labels, and a general description of the chemical. Formula: ◻ [Na2] [Z2+3Fe3+2]Si8O22(OH,F,Cl)2 A variety of Riebeckite Root Name Group A fibrous form of Riebeckite or Magnesioriebeckite. Asbestos is a commercial term that includes six regulated asbestiform silicate (silicon + oxygen) minerals. Mesowatch It is a brittle mineral with a somewhat silky appearance. Common Products Made with Crocidolite Asbestos: If you or someone in your family has been exposed to crocidolite or other asbestos types and have been diagnosed with cancer, contact our legal team immediately. You will obtain immediate assistance and a free, confidential case evaluation. Its general chemical formula is 3Na 2 O6FeO2Fe 2 O 3 16- Si0 2 11 2 0. It has straight blue fibers and occurs in bundles of very long lengths. Chrysotile definition of chrysotile by the free dictionary. The blue color of Crocidolite asbestos explains its nickname as “blue asbestos,” which is in contrast to brown asbestos (Amosite) and common white asbestos (Chrysotile). Crocidolite. Other programs exist for federal employees, long shore and harbor workers, and Veterans. Riebeckite is a sodium-rich member of the amphibole group of silicate minerals, chemical formula Na 2 (Fe 2+ 3 Fe 3+ 2)Si 8 O 22 (OH) 2.It forms a solid solution series with magnesioriebeckite. It is found in countries like Australia, Bolivia, Canada and South Africa. Crocidolite asbestos, which is also known as blue asbestos due to the color of its fibers, occurs in South Africa, as well as in Bolivia and Australia. Chemical Formula: SiO2, Silicon Dioxide; Hardness: 7; … Crocidolite has a high-temperature resistance and an extremely high resistance to acids. This mineral in its asbestos form is recognized as the most harmful and carcinogenic of all asbestos minerals. The government will provide for Medicare payments for some individuals sickened by asbestos, especially federal employees that have contracted it while working for the government. Because crocidolite is naturally formed in bundles of long, sharp fibers, it is more readily inhaled and causes more rapid health consequences than any other asbestos form. Other forms of this asbestos have a “wooly” look to it, reflecting its fine fibers. Na2Fe++3Fe+++2Si8O22(OH)2 or Fe2H16Mg3Na2O24Si8+14. State worker compensation boards also have provisions to help those crippled by an asbestos related disease. Molecular Formula: Unspecified Additional Metadata. CHEMICAL AND PHYSICAL INFORMATION 4.1 CHEMICAL IDENTITY Asbestos is a generic term for a group of six naturally-occurring, fibrous silicate minerals that have been widely used in commercial products. Chemical formula: Crocidolite Na 2 Fe 1 Fe [(OH,F)Si 4 O 11] 2 Color(s): yellow, brown, blue, red Streak: blue-gray, gold-brown, yellow Luster: vitreous, glassy Transparency: translucent to opaque Crystal system: monoclinic Specific Gravity: 3.2-3.3 Hardness (Mohs): 5.5-6 Cleavage: very good Fracture: fiberous Uses: jewelry, mineral specimens Those sickened by Amosite asbestos should seek a civil law remedy. It is because of the nature of this mineral that almost 20% of its miners will die of an asbestos related disease. Viewing this information or interacting with this website does not create an attorney-client relationship. Only a doctor’s examination and x-rays can determine the extent of exposure related illness. General chrysotile information chemical formula mg3si2o5(oh)4 composition molecular weight = 277.11 gm magnesium 26.31 % mg 43.63 % mgo. Crocidolite asbestos has the highest temperature resistance of all forms of asbestos. The hardness of Tiger’s Eye is 7 and it belongs to the hexagonal crystal system. The material is also highly brittle and friable. Also try. Crocidolite, (blue in color) ,CAS No. At least 107 000 people die each year from asbestos-related diseases, including lung cancer. Crocidolite asbestos was by no means durable however and most forms that exist today are subject to breakdown where they will almost certainly release fine fibers into the air. Chemical geodynamics in a back arc region around the Sea of Japan: implications for the genesis of alkaline basalts in Japan, Korea, and China. This generally works in your favor but be careful of potential scams and have a written fee arrangement to prevent exploitation or confusion. For this reason, as well as clear danger to miners, Crocidolite asbestos has long been out of commercial use. There are no national laws to compensate those that have been exposed to asbestos. The chemical formula of Crocidolite asbestos is: [ [Na2] [ (Fe2+)3 (Fe3+)2 ] [ (OH)2|Si8 O22] This is much more complicated that other forms of asbestos, contains no magnesium ions, but shares most other common elements, with the exception … We give voice to the victims and strive to effect real societal change. … Because this group of silicate minerals can be readily separated into thin, strong fibers that are flexible, heat resistant, and chemically inert, asbestos minerals were once used in a wide variety of products. During the pseudomorph transformation process, materials that contain more iron oxide result in brownish tiger's eye; less oxidation and less iron tends toward the original blue color of crocidolite. It is considered to be the most hazardous form of asbestos, and should never be brought near the mouth. Asbestos – a group of minerals that includes chrysotile, crocidolite, amosite, anthophyllite, tremolite and actinolite – is one of the most important occupational carcinogens. One formula given for crocidolite is Na2Fe2+3Fe3+2Si8O22(OH)2. The asbestos lawyer will work on contingency and ensure that no fees are collected unless the case is one. minerals may have the same chemical formula as the ‘asbestiform’ variety. However, it can also appear yellow or dark gray depending on its mining source and its processing. The Crocidolite variety is a type of asbestos, and is sometimes also referred to as “blue asbestos”. It has a greater tensile strength than chrysotile asbestos but is much less heat-resistant, fusing to black glass at relatively low temperatures. The first crocidolite sources were discovered in Africa before the discovery of other mines in Australia and Bolivia. Because crocidolite is naturally formed in bundles of long, sharp fibers, it is more readily inhaled and causes more rapid health consequences than any other asbestos form. Tiger's eye is actually formed from hawk's eye. Amphibole class asbestos types have straight, needle-like fibers that differ from the curlier fibers of the serpentine class asbestos chrysotile. Of the amphibole silicate minerals, amosite and crocidolite … These straighter fibers make the amphibole asbestos more likely to be inhaled while also causing more carcinogenic effects in a shorter period of time. Search for chrysotile information look up quick results now! Those involved with Crocidolite asbestos abatement procedure will be able to have their health studied, wash off residue, and receive adequate training on the more dangerous aspects of the job as well as associated health risks. Asbestos, its chemical and physical properties. 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