a diamondologist which is a subset of gemologists (study all precious and semi-precious stones)
A scientist who studies gems such as rubies and diamonds is called a gemologist. They are experts in identifying and evaluating the quality and characteristics of gemstones.
A Botanist is someone who studies plants.
A zoologist, zoology is the study of animals.
A person who studies oil is called a petrologist or petroleum geologist. They specialize in the exploration, extraction, and production of oil and gas resources.
A person who studies carbon chemistry is called a carbon chemist or an organic chemist. These scientists focus on the structure, properties, and reactions of carbon-containing compounds.
A scientist who studies gems such as rubies and diamonds is called a gemologist. They are experts in identifying and evaluating the quality and characteristics of gemstones.
You call someone that studies metal a metallurgist.
A physicist.
a person who studies planets is a planetologist.
There is no special name for someone who studies Hebrew.
florist
An Anthropologist.
Microbiologists
Brocollogist
A Zoologist
malacologist
A physicist.