The term for this that I've always heard is "streak".
streak
StreakColor of the mineral when it is powdered.Grind a small amount of a mineral into a powder on a porcelain streak plate and determine the color of the powder.
no, because the same mineral can be more than one color.
Different minerals have different colors, actually.
A streak plate, or unglazed white porcelain tile, is used to perform streak tests which can help to identify minerals. Rubbing the mineral on the streak plate will finely powder it and reveal the color of the powder, which in some cases is quite different from the color of the mineral. Eg: hematite is black but has a red streak - a good way to tell you have hematite instead of one of the many other shiny black minerals.
No. It can vary from the visible color of the mineral and, since visible color of them ineral is not a reliable indicator of type, it is important to learn to use streak, (along with other factors), to correctly identify a mineral.
streak.
there is no name for the color, but there is the "streak" of a mineral, meaning the color of its streak.
color
The powder indicates the true color of the mineral and is an aid in mineral identification. That can also be called a streak.
Streak is the color of a crushed mineral's powder. The color of a mineral's powder may differ from the actual color of the mineral. This property can be useful for mineral identification.Almost every mineral has an inherent streak color, no matter what color the actual mineral is.
StreakColor of the mineral when it is powdered.Grind a small amount of a mineral into a powder on a porcelain streak plate and determine the color of the powder.
The streak of the mineral is the mineral's powder color
what is the color of the powder called that a mineral leaves when scratched across a special plate
The color of a mineral in powdered form is called the streak color.
streak
This is the definition of the physical property called streak. The actual color varies depending on the mineral, which is why it is used as an identifying property.
It's called the minerals streak