What types of rocks are good for radiometric dating
angle of repose - The steepest slope angle in which particular sediment will lie without cascading down.angstrom - A length of 10 meter or one hundred millionth of a centimeter. angular unconformity - An unconformity in which the bedding planes of the rocks above and below are not parallel.Geological analysis relies mainly on chemistry, physics and mathematics. a'a' lava - basaltic lava characterized by a rough or rubbly surface composed of broken lava blocks called clinker.A-horizon - The uppermost layer of a soil, containing organic material and leached minerals.
accrete - To add terranes (small land masses or pieces of crust) to another, usually larger, land mass. age - A unit of geological time shorter than an epoch, usually lasting several million years.banded iron formation - Rock consisting of alternating light and dark layers of iron-rich chert (hematite and limonite) formed approximately 3,800 million years ago.bank - The land alongside or sloping down to a river or lake.alkaline - Term pertaining to a highly basic, as opposed to acidic, substance.For example, hydroxide or carbonate of sodium or potassium.