sentence: Minerals are needed for all units and buildings, and come as blue crystals from the ground.
sentences_before: During a game, the player must use units to gather minerals and vespene gas. They must also build structures or units which provide 'supplies'. Each type of unit costs a certain amount of gas, minerals, and supplies. If the player does not have enough of a resource, he or she cannot build more units. Resources are gathered by worker units.
sentences_after: Vespene gas is needed for stronger units and comes as a geyser with green smoke blowing out of it. A special building must be built on these geysers before worker units can gather the gas.
concept_name: mineral
headings: StarCraft Gameplay
categories: 1998 video games Real-time strategy video games StarCraft