Rubidium strontium dating half life

Radioactive decay is in turn a very basic physical phenomenon, well understood as a consequence of quantum mechanics.

Collectively these are sometimes referred to as the coinage metals, although in modern times these metals are used less frequently than in the past. Copper sulfate is [Cu(SOO in the crystalline state; it is particularly well known and was often called blue vitriol.There are reports of copper beads dating back to 9000BC found in Iraq.Methods for refining copper from its ores were discovered around 5000BC and a 1000 or so years later it was being used in pottery in North Africa.The picture above shows the colour arising from adding cuprous chloride (Cu Cl) to a burning mixture of potassium chlorate and sucrose. Hotter flames burn green bacause of emission from copper atoms (only to be demonstrated by a professionally qualified chemist).The discovery of copper dates from prehistoric times.

Rubidium strontium dating half life