Geologist.
Tribolijust
A scientist that studies sand is also known as a geologist. Geologists study the composition of sand to determine what factors were involved in its creation.
A person who studies geology is a geologist.
Sand dunes
What is the name of a person that studies organisms
A person who studies bees is called an apiologist.
An entomologist is a person who studies insects.
A person who studies audiology would be called an audiologist.
What is the name of a person that studies derivation of
mr. djw studies dinos
A dietician.
Etymologist
zoologist
An entomologist
Horologist
chiropterologist