Mississippian people in eastern Arkansas were using mounds when Spanish explorers arrived in 1541, and the Caddo in the Red River valley were still using mounds during the winter of 1691â92, when explorers from Mexico visited them.
The Linnie is about 16 cm (6.5 in) in length and has a weight of about 42 to 52 grams. It is mostly green and has black stripes (or bars) over its upper-parts except on the top of the head. Its lower-parts are olive-green with very dark green stripes on its sides.
Question: How much does topsoil weigh? Answer: One cubic yard of topsoil generally weighs about one ton (2000 pounds). Topsoil's weight can vary greatly due to moisture content. In the dryness of the summer, the weight of a cubic yard of soil can drop down to around 1700 pounds, while in the spring when soil is damper, one cubic yard may weigh well over one ton.