naturally occurring.
No, it is a naturally occurring petrochemical.
No. By definition a mineral is naturally occurring.
No. Lithium is a naturally occurring element.
Not all the elements occur naturally; some elements are man-made.
Both. Zinc can be found in nature and also can be manmade.
A dress is manmade. It is created by humans using a variety of materials such as fabric, thread, and embellishments. It is not naturally occurring in nature.
Pumice is a naturally occurring volcanic rock.
Zircon itself is a naturally occurring mineral, so it is not manmade. However, some zircon gemstones undergo treatments, such as heat treatment, to enhance their color or clarity, but the base mineral itself is natural.
Tungsten has the highest melting point of all metals at 3,422 degrees Celsius.
Tungsten's specific gravity is around 19.25 grams per cubic centimeter, making it one of the heaviest naturally occurring elements.
In the attached list manmade elements are: technetium, promethium and the elements with atomic number between 94 and 118.
Hydrogen is the most abundant element in the universe and is naturally occurring. However, most of the hydrogen used by humans is produced through industrial processes such as steam methane reforming or electrolysis of water.