The mineral is halite, whose main chemical component is Sodium Chloride (NaCl). Halite is an evaporite mineral-i.e. it forms as a result of evaporating water leaving behind â¦ dissolved chemicals as mineral deposits.
Passive Solar Energy Definition. Passive solar energy is the heating space that utilizes the design of the house or building so as trap solar heat when necessary. This means that the passive solar ensures that the house is not too cold during winter and not too hot in the summer.
The purpose of passive solar energy use is to gain solar radiation inside a building and to use it for heating. To this end, the sun must be able to enter the main rooms. This has many implications: site of ground, building orientation, building form, distances and heights of neighbouring buildings.