1.   But the primary form of asbestos at Libby is tremolite, which is a contaminant of the vermiculite ore.

2.   Last November, the Seattle Post-Intelligencer reported that hundreds of miners and their family members died or were sickened from exposure to the asbestos-tainted vermiculite ore.

3.   Neither she nor her parents worked at the mine, but she said she grew up surrounded by the vermiculite ore and dust.

4.   The asbestos is a contaminant of some vermiculite ore, and the hazardous fibers are not uniformly distributed in the material.

5.   The material, which is vermiculite ore expanded popcorn-like in a heat process, looks identical to what gardeners use to mix with peat and soil.

6.   They even scooped a quart Mason jar full of vermiculite ore from the back of a truck en route to a customer.

7.   Asbestos, which has been linked to lung cancer and other diseases, is a natural contaminant of vermiculite ore.