Fermium is an extremely rare artificial isotope.
Strontium is not considered a rare element. It is relatively abundant in the Earth's crust, ranking around the 15th most abundant element. It is commonly found in minerals like celestite and strontianite.
Barium is considered a moderately abundant element in the Earth's crust and is more common than some other elements. It is the 14th most abundant element in the Earth's crust.
An anorthite is a form of feldspar which is abundant in moon rocks, but very rare on Earth.
Lanthanides are called rare earth metals because they are not frequently found in concentrated deposits, making them less abundant than other metals. The name "rare earth" refers to the fact that these elements were initially believed to be rare when they were first discovered. However, they are actually more abundant than some other elements in the Earth's crust.
Abundant
Abundant
As cations, they retain their original names (examples: aluminum chloride, sulfur dioxide). As anions, they get "ide" endings and become aluminide (very rare) and sulfide (not quite as rare). Combined with oxygen in complex anions, they form aluminates, sulfites, sulfates, etc.
Abundant.
Abundant.
Some are rare, some are average and some are abundant.
rare
Diamonds are rare.
Abundant
is the element boron abundant or rare on earth
Very abundant. Corn is grown in several states.
No, it is very rare.