(TSXV: NMC) has launched its gold-focused exploration program at its Matagami Property where the first hole drilled intersected what appears to be an orogenic lode gold system close to the Bracemac ...

A PriorityQueue is a list that always keeps its items sorted based on some rule, like smallest to largest. So, when you take an item out, you always get the one with the highest (or lowest) priority.