central heating - a heating system in which air or water is heated at a central furnace and sent through the building via vents or pipes and radiators
exists and is an alternate of . Five physical characteristics of a mineral are: hardness, luster, diaphaneity, colour, and streak.
The physical characteristics of minerals include traits which are used to identify and describe mineral species. These traits include Shape, Color, Streak, Luster, Density, Hardness, Cleavage, Fracture, Tenacity, and Crystal Habit.ost people notice the often-beautiful colors of minerals when they first look at them. Minerals can be very beautiful colors. Same type of mineral may be found in a variety of colors. For instance, the minerals quartz can be found in many colors including pink, purple, white or black.