Are rubies renewable or nonrenewable?

Answer Renewable materials are those that can be replenished as quickly as they are used. Natural rubies that are mined from the earth are not renewable, as they take many thousands of years to form.Sourc... Read More »

Top Q&A For: Are rubies renewable or nonrenewable

Are rubies non-renewable?

Naturally occurring rubies are formed deep within the Earth at extremely high temperatures and pressure. As such, they are non-renewable. Synthetic rubies, on the other hand, can be created by the ... Read More »

What does renewable& nonrenewable mean?

Renewable is defined as something, usually a resource, that can be replaced once used up. Nonrenewable is defined as something that cannot be reused, renewed or replaced, according to Investorwords... Read More »

Is oil renewable or nonrenewable?

According to the U.S. Energy Information Administration, oil is a non-renewable resource. It was formed millions of years ago when land and sea animals were buried by layers of sand and then turned... Read More »

Is lignite renewable or nonrenewable?

Lignite is the softest form of coal and it is classified as a fossil fuel. Lignite is a nonrenewable energy source. This means that once lignite is used, it cannot be renewed or regenerated.Source:... Read More »