Chemical composition and internal arrangement of atoms
color, refractive index, thermal conductivity, electrical conductivity, cleavage, density, fluorescence, radioactivity, reaction with acids or other chemicals, chemical composition, etc.
Color and streak would be the least useful, because they may be shared by a multitude of other minerals.
There are more than two properties of air and all of them are important. Properties of an air mass include pressure, density, and temperature.
The two rocks that are primarily composed of a mineral that bubbles with acid are limestone and marble.
Density and specific internal energy are two physical properties that change with temperaturea change in temperature.
mass and volume
The two variables are the concentration of that mineral in the solution and the solubility of that mineral in water. If the concentration of the mineral is higher than its solubility in water, some of the mineral will precipitate out of solution.
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chemical composition and crystalline structure
mass and volume
The properties of reactants (reactivity) and catalytic behaviour
Biomass and temperature, erosion and mineral content.
color, refractive index, thermal conductivity, electrical conductivity, cleavage, density, fluorescence, radioactivity, reaction with acids or other chemicals, chemical composition, etc.
Each organism has two factors that control each of its traits. We now know that these factors are genes and that they are located on chromosomes
You could use the streak color, whether it has cleavage or fracture, the texture, the luster, the hardness, the color, and lots of different properties.
Color and streak would be the least useful, because they may be shared by a multitude of other minerals.
Examples of mineral characteristics: - density - hardness - refractive index - chemical composition - magnetic properties - cleavage - crystal system - radioactivity