SCHIST: A metamorphic uneven-granular, medium to coarse grained, crystalline with prominent parallel mineral orientation. Goes from silvery white to all shades of gray with yellow to brown tones depending on the mineral concentration. Some schists have graphite and some are used as building stones.
Sponsored Topics. Parsons is a city in Decatur County, Tennessee, United States. The population was 2,452 at the 2000 census. Parsons is located at 35Â°38â²56â³N 88Â°7â²24â³W / 35.64889Â°N 88.12333Â°W / 35.64889; -88.12333 (35.648780, -88.123386). According to the United States Census Bureau, the city has a total area of 3.9 square miles (10.1 kmÂ²), all of it land.
Knox County, Tennessee. Knox County is a county in the U.S. state of Tennessee. As of the 2010 census, the population is 432,226. Its county seat and largest city is Knoxville. The county is at the geographical center of the Great Valley of East Tennessee. Near the heart of the county is the origin of the Tennessee River at the union of the Holston and French Broad Rivers.