Mixture of Peat soil and Muck soil is known as

Cumulose Soil is a soil deposit consisting chiefly of accumulated organic matter. It is the mixture of peat soil and Muck soil. while Muck soil is a fine particled mixture of inorganic soil and black decomposed organic soil. Peat soil is highly organic soil that almost consist of vegetative matter.
Tuff soil is fine graded slightly cemented volcanic ash which may be transported either by wind or water.