EPA 2014c), was the site of a former mine that produced vermiculite contaminated with a mixture of asbestiform
amphiboles, including winchite, richterite, and tremolite asbestos (Meeker et al.
The serpentine group contains a single asbestiform
variety: chrysotile, which comprises over 90% of the asbestos mined worldwide today (Craighead & Mossman, 1982).
Asbestos-related disease associated with exposure to asbestiform
5) Although chrysotile is a reasonably well-defined mineral (see photo 2), the other five amphibole asbestiform
fibers are difficult to identify, as their physical and chemical properties are so vastly different.
By a vote of 7 to 3, the board voted against the listing of tale without asbestiform
fibers (cosmetic grade), according to the Cosmetic, Toiletry and Fragrance Association.
Not only did the extensive study validate the legal and economic viability of the talc reserves, just as important, the consistency of brightness, and according to all Federal laws and rules we have no asbestiform
NYCO Minerals, Inc advised today that it has identified the source of small quantities of asbestiform
tremolite in some wollastonite product at levels that gave rise to certain labeling requirements in Canada and certain other jurisdictions.
1974), "Analysis of the Amphibole Asbestiform
Fibers in Municipal Water Supplies," Environ.
Marketed under the trade name of Stellar Talc, these products are said to offer a high level of optical brightness and color and are certified as being free of asbestiform
Perineal use of talc, which may in some formulations contain asbestiform
or talc mineral fibers, has also been associated with ovarian cancer in a number of studies (Baan et al.
a wholly-owned subsidiary of the Company located in the state of New York, is conducting extensive ore, product and work place testing, after determining that some of its mineral products may contain small quantities of an asbestiform
Effects of asbestiform
antigorite on human alveolar epithelial A549 cells: a morphological and immunohistochemical study.