An alloy is a mixture of metals or a mixture of a metal and another element.Alloys are defined by metallic bonding character.An alloy may be a solid solution of metal elements (a single phase) or a mixture of metallic phases (two or more solutions). Intermetallic compounds are alloys with a defined stoichiometry and crystal structure.he term alloy is used to describe a mixture of atoms in which the primary constituent is a metal. The primary metal is called the base, the matrix, or the solvent. The secondary constituents are often called solutes.
Marl or marlstone is a calcium carbonate or lime-rich mud or mudstone which contains variable amounts of clays and silt.
South Florida sits on a base of limestone. Marl is a base soil that is mostly limestone, mixed with sand. Limestone + sand = concrete. Marl sets up very hard, like concrete, but it is not impermeable to water, making it the soil of choice for building up low lying lots.ow to Plant in Marl Soil. Planting in marl soil is challenging and time consuming, but it may be the only way to have a garden. Taking the steps to plant properly in marl will save a lot of trouble in the future.