savikiviksi
Savikivi is a Finnish term that translates to "clay stone" or "argillaceous rock." It refers to a type of sedimentary rock that is primarily composed of clay minerals. These minerals are typically fine-grained and form when fine-grained sediments, such as mud and silt, are compacted and cemented over long periods. The composition of savikivi can vary, but common clay minerals include kaolinite, illite, and montmorillonite. These minerals give the rock its characteristic texture and properties.
Savikivi is often found in layers and can exhibit fissility, meaning it tends to split into thin
Historically, and in some contemporary applications, savikivi has been utilized for various purposes. Its plasticity when