A rock collector is generally referred to as a rockhound.A person who studies the science behind rocks is called a petrologist.
Philatelist
Publican
Another word for magnetic rock is lodestone.
kcor
A rock
A rock
COLLECTOR
Lava
A rock
the bass word is collect
A rockhound is a geologist or rock collector.
Collector as in District collector is जिलाधीश jilādhīś