A valid collecting permit is necessary in order to be allowed to collect minerals at these places.
He was interested in nature from an early age, collecting minerals and bird eggs and, eventually, fossils.
There is a whole culture of mineral collectors who collect such minerals.
As a boy, his interest in science led him to collect minerals and insects, and occasionally to stuff a bird.
He used to ramble all over the country, collecting odd minerals.
Mineral collectors find a variety of reasons to collect minerals.
In the southern part of the colony, Schenck collected minerals and plants, particularly lichens.
They also collect minerals, which can be applied to the construction of new gates in the Arcade.
His hobbies include raising tropical fish and collecting rare minerals.
Popular activities include hiking, fishing, collecting rare minerals and taking boat trips to the ice cap.