rockhound

/ˈrɑkˌhaʊnd/
noun
  1. A person who collects or studies rocks and minerals as a hobby.
    • The rockhound showed us his collection of colorful crystals and fossils.
    • My uncle is a rockhound who spends his weekends searching for interesting stones in the desert.
    • She joined a club for rockhounds to learn more about identifying different types of rocks.
Synonyms
What does "rockhound" mean? | whatsthatwordmean | whatsthatwordmean