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.
County News. About Sumner County, Tennessee. Sumner County was created in 1789, but was orginally founded in 1786 while still a part of the State of North Carolina. Sumner County was named for General Jethro Sumner, a Brigadier General during the American Revolutionary War. The county is made up of eight cities including Gallatin, Goodlettsville, Hendersonville, Millersville, Mitchellville, Portland, Westmoreland and White House. Gallatin is the county seat.