However, it can also appear yellow or dark gray depending on its mining source and its processing. Crocidolite or blue Asbestos is considered to the most lethal form of Asbestos. email: [email protected]. 4. Weight loss and weakness from oxygen deprivation are sure signs of illness from this form of asbestos. Call Toll-Free Only a doctor’s examination and x-rays can determine the extent of exposure related illness. Asbestos minerals fall into two groups or classes, serpentine asbestos and … Crocidolite asbestos was not mined in the US, but was used in spray on insulation solutions, electrical wire insulation, cement sheets, tiles, fireproofing, waterproofing and even steam pipes and ovens. It is found in countries like Australia, Bolivia, Canada and South Africa. Molecular Formula. Past performance and settlements do not guarantee or indicate the outcome of an individual case. Formula: ◻ [Na2] [Z2+3Fe3+2]Si8O22(OH,F,Cl)2 A variety of Riebeckite Root Name Group A fibrous form of Riebeckite or Magnesioriebeckite. Laboratory Chemical Safety Summary (LCSS) Datasheet. 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. EPA Registry Name: Crocidolite asbestos. Chemical Safety. Crocidolite has a high-temperature resistance and an extremely high resistance to acids. 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). Of the amphibole silicate minerals, amosite and crocidolite … The hair-like fibers of Crocidolite asbestos are well suited to catching in the lungs of unsuspecting victims. It became common in pipe insulation, rope lagging, and thermal insulation, especially in industrial facilities. 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. Massachusetts Asbestos Abatement Procedure, Reporting and Record Keeping Requirements. Coughing up blood and fluid, with an increasingly worse cough is the first sign that a doctor should be consulted. Crocidolite Asbestos. Information provided by Mesowatch aims to provide legal and financial assistance and should not be considered a substitute for medical advice, treatment or diagnosis. Asbestiform amphibole may also occur as soft friable fibers but some varieties such as amosite are commonly straighter. Crocidolite. It is also known as Riebeckite and aside from its blue color, it is also distinguishable by its sodium content and very fine fibrous strands which are easily lodged in the lungs. The information in CAMEO Chemicals comes from a variety of data sources. 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. Chemical Formula: SiO2, Silicon Dioxide; Hardness: 7; … Those sickened by Amosite asbestos should seek a civil law remedy. 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. Substance Name: Asbestos, crocidoliteRN: 12001-28-4UNII: CK28D16OLZInChIKey: ULEFFCDROVNTRO-UHFFFAOYSA-N. The asbestos lawyer will work on contingency and ensure that no fees are collected unless the case is one. Crocidolite, a gray-blue to leek-green, fibrous form of the amphibole mineral riebeckite. Molecular Formula: Unspecified Additional Metadata. Chemical geodynamics in a back arc region around the Sea of Japan: implications for the genesis of alkaline basalts in Japan, Korea, and China. Its chemical formula is Mg 3 (Si 2 O 5)(OH) 4. Amphibole class asbestos types have straight, needle-like fibers that differ from the curlier fibers of the serpentine class asbestos chrysotile. This mineral in its asbestos form is recognized as the most harmful and carcinogenic of all asbestos minerals. 12001-28-4 is an amphibole found primarily in southern Africa, but also in Australia. Na2Fe++3Fe+++2Si8O22(OH)2 or Fe2H16Mg3Na2O24Si8+14. Chrysotile, lizardite, and antigorite are the three principal serpentine silicate minerals. Of these, only chrysotile occurs in the asbestiform habit. With its beautiful blue-green hue, crocidolite is a type of asbestos with a deceptively captivating appearance that hides the material’s deadly nature. A high soda content along with traces of iron and magnesium cause crocidolite to appear blue in many of its natural and processed forms. At least 107 000 people die each year from asbestos-related diseases, including lung cancer. Chemical Formula: [ ]Na2(Fe++3Fe+++2)Si8O22(OH)2 : Composition: Molecular Weight = 935.90 gm Sodium 4.91 % Na 6.62 % Na 2 O Iron 29.84 % Fe 23.03 % FeO / 17.06 % Fe 2 O 3 Silicon 24.01 % Si 51.36 % SiO 2 Hydrogen 0.22 % H 1.92 % H 2 O Oxygen 41.03 % O _____ _____ 100.00 % 100.00 % = TOTAL OXIDE: Empirical Formula: We give voice to the victims and strive to effect real societal change. In 2013, for example, the … By losing elasticity, lung capacity lowers dramatically and the illness will worsen as fluid fills the lungs and the victim suffocates. Exposure to the mineral quickly revealed its deadly effects, later progressing into cancers that wiped out entire mining communities. These straighter fibers make the amphibole asbestos more likely to be inhaled while also causing more carcinogenic effects in a shorter period of time. Its general chemical formula is 3Na 2 O6FeO2Fe 2 O 3 16- Si0 2 11 2 0. Chemical formula. Blue asbestos webcrawler. 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. 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. Chrysotile definition of chrysotile by the free dictionary. 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 Formula: [ ]Ca2Mg5Si8O22(OH)2 : Composition: Molecular Weight = 812.37 gm Calcium 9.87 % Ca 13.81 % CaO Magnesium 14.96 % Mg 24.81 % MgO Silicon 27.66 % Si 59.17 % SiO 2 Hydrogen 0.25 % H 2.22 % H 2 O Oxygen 47.27 % O _____ _____ 100.00 % 100.00 % = TOTAL OXIDE: Empirical Formula… Asbestos is a commercial term that includes six regulated asbestiform silicate (silicon + oxygen) minerals. It forms part of a solid-solution series that includes both magnesioriebeckite (formed when iron is replaced by magnesium) and glaucophane (formed when iron is replaced by magnesium and aluminum). Other forms of this asbestos have a “wooly” look to it, reflecting its fine fibers. However, due to adverse health effects, the use of asbestos in the U.S. has been significantly decreased. Connect with our team of the nation’s best mesothelioma lawyers, who will use their knowledge and resources to quickly identify all potentially liable parties and help you pursue maximum possible compensation for your losses. … 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. Find Similar Structures. Crocidolite, (blue in color) ,CAS No. Chemical Formula: Na 2 Fe 2+ 3 Fe 3+ 2 Si 8 O 22 (OH) 2: Composition: Basic sodium iron silicate, often with some magnesium: Variable Formula: Na 2 (Fe 2+,Mg) 3 Fe 3+ 2 Si 8 O 22 (OH) 2: Color: Dark blue, grayish-blue, dark green, brown, dark gray, black: Streak: Light Greenish-brown, bluish gray, white: Hardness: 5 - 5.5: Crystal System: Monoclinic: Crystal Forms and Aggregates 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. If its fibers or particles enter the lungs, they can cause asbestosis. A national trust fund, intended to compensate workers injured by asbestos, has been proposed in Congress multiple times but has never passed into law. Systematic Name: Asbestos, crocidolite CAS Number: 12001-28-4. One formula given for crocidolite is Na2Fe2+3Fe3+2Si8O22(OH)2. Physical dangers Chemical dangers Formula: Na 2 Fe++ 3 Fe+++ 2 Si 8 O 2 2 (OH) 2 Molecular mass: 765.98 Decomposes at 1200°C Relative density (water = 1): 3.3-3.4 Solubility in water: none State worker compensation boards also have provisions to help those crippled by an asbestos related disease. The major commercial source is South Africa, where it occurs i Search for chrysotile information look up quick results now! PHYSICAL & CHEMICAL INFORMATION; Physical State; Appearance LAVENDER, BLUE OR GREENISH FIBROUS SOLID. Mesowatch Asbestos – a group of minerals that includes chrysotile, crocidolite, amosite, anthophyllite, tremolite and actinolite – is one of the most important occupational carcinogens. It has straight blue fibers and occurs in bundles of very long lengths. Tiger's eye is actually formed from hawk's eye. 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 Home > Asbestos > Types of Asbestos Minerals > Crocidolite Asbestos. The first sign of potential damage from Crocidolite asbestos is decreased lung function. The material is also highly brittle and friable. Also try. The embedded Crocidolite asbestos fibers turn the lungs leathery and hard. 4. Crocidolite has a high-temperature resistance and an extremely high resistance to acids. The blue asbestos occurs only in very few localities and is mined only in large quantities in South Africa. It is the fibrous form of the amphibole riebeckite. Asbestos, its chemical and physical properties. Crocidolite asbestos has the highest temperature resistance of all forms of asbestos. It has fallen out of popular demand and use due to public perceptions about the dangers involved with it however. There are no national laws to compensate those that have been exposed to asbestos. It is a brittle mineral with a somewhat silky appearance. Chemical and physical information. 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. Crocidolite asbestos is a blue silicate mineral and is one of the most dangerous forms of asbestos. The Crocidolite variety is a type of asbestos, and is sometimes also referred to as “blue asbestos”. 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. 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