Crystals
In the earth Astatine is rarest naturally occurring element, less than 30 grams for entire crust.
Xenon is the rarest gas element in the earth's atmosphere. It represents 90 parts-per-billion of the total atmosphere.
Plasma is the rarest state of matter on earth.
it is the screech owl
gold,jewelery and stuff
Peace on Earth
Of those that are actually found on Earth, plasma is the rarest state of matter. It is present in:excited gases in fluorescent tubes and similarwelding arcslightningauroras
There are many minerals which can be found in the US, the rarest ones include Black Opal, Gold, Bauxite, Tin and Aluminium. There are other minerals which are extremely location specific.
There are nearly 2,500 recognized minerals on Earth.
how the hell should i know
ALL minerals are mined from the earth.