Chemist or Physicist
A scientist who studies crystals is known as a Crystallographer.
hydrologists
A 'CHEMIST'. Similarly, A PHYSICIST for physics A BIOLOGIST for biology A MATHEMATICIAN for mathematics (Maths.).
Many different types of existence depend on various factors. To expand on these factors without going into depth, scientist give the molecule or structure a name.
I don't think there was a scientist because it was in ancient times sorry i couldn't help
physicist
The name of a scientist that studies sports is called a sports scientist.
An arachnologist
A scientist who studies crystals is known as a Crystallographer.
A scientist who studies animals is called a zoologist.
A scientist who studies animal life is a zoologist. There is no particular name for a scientist that specialises in platypuses.
The name of the scientist that studies artifacts remains of cultures from the past is an archeologist.
The name for this type of scientist is a teuthologist
This answer is a entomologistA scientist who only studies fish is called an ichthyologist.
environmentalist
ecologist
Astronomer