Chert is cryptocrystalline quartz. It is considered a sedimentary rock, formed by a chemical crystallization process.
Quartz is a silicate, related to the flints and the cherts.
limestones, cherts, shales, schists, sandstones, and granites
what are the classifications of food industry/
Rocks exposed in the Grand Canyon include limestones, cherts, shales, schists, sandstones, and granites.
The two classifications of critical information are unclassified and classified.
Phenetic classifications
A chert is actually a rock and not an animal. They are a type of sedimentary rock that can be found in many different colors like white or gray.
Racial classifications are groups of physical characteristics. The 3 most common racial classifications, going by bone structures, are Caucasoid, African, and Asiatic.
The two classifications of wood are hardwood and softwood.
The two classifications of critical information are unclassified and classified.
Two simple classifications of books are fiction and non-fiction.
The two classifications of critical information are unclassified and classified.