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it can be white or gray but the word is STREAK
Color is what you observe when you look at a mineral. Streak is the color of the mineral when in a fine powder form. This can be observed by drawing a sample of the mineral over an unglazed porcelain tile and noting the color of the line left on the tile.
Streak is the color of powder of a mineral on a porcelain plate.
talc is a powdery mineral. when you touch it,it turns to a dust or a powder
well its not a liquid and its not a gas....so yes its a solid
what is the color of the powder called that a mineral leaves when scratched across a special plate
streak
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streak
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It is called the streak test. It can help identify the mineral by the color of the streak that is left.
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.
The streak of the mineral is the mineral's powder color
talc
Which mineral leaves a green-black powder when rubbed against an unglazed porcelain plate?
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