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What mineral will scratch glass but not a streak plate?
Diamond is the only mineral that can scratch glass but not leave a streak on a streak plate. Glass has a hardness of around 5.5 on the Mohs scale, while a streak plate typically has a hardness of around 6.5. Diamond, with a hardness of 10, is able to scratch glass but not the streak plate.
Is streak the color of powder?
Streak refers to the color of a mineral in powder form.
What color is the streak of dolomite?
the color of the streak for dolomite is white
What is the color of a minerals powder called?
there is no name for the color, but there is the "streak" of a mineral, meaning the color of its streak.
The color of a minerals powder is its what?
The color of a mineral's powder is its streak. This is the color of the powdered form of the mineral when it is scraped against a hard surface. Streak is a more reliable indicator of a mineral's identity than its exterior color.
Why doesn't the mineral topaz leave a streak on a streak plate?
It leaves a scratch instead of a streak because Topaz has a higher number on the Moh's scale compared to the streak plate.
Why would topaz not leave a streak on an unglazed porcelain plate?
Topaz will leave a streak, it is just that the streak is white and will therefore not be apparent against the white background of the standard streak plate.ALSOTopaz is harder than unglazed porcelain (the streak plate), and therefore normally leaves a scratch rather than a streak.
Why doesn't the topaz leave a streak?
Topaz is a hard mineral, ranking 8 on the Mohs scale of hardness, so it is harder than most common materials used to test streak. Since streak tests are typically performed on softer minerals, such as using a porcelain streak plate with a hardness of about 6.5, the topaz does not leave a streak because it is harder than the material being used for the test.
What mineral will scratch glass but not a streak plate?
Diamond is the only mineral that can scratch glass but not leave a streak on a streak plate. Glass has a hardness of around 5.5 on the Mohs scale, while a streak plate typically has a hardness of around 6.5. Diamond, with a hardness of 10, is able to scratch glass but not the streak plate.
What is the streak color of chalcopyrite?
the streak color is Dark Green
What is perlite's streak color?
Perlite does not have a streak color because it is a volcanic glass that does not leave a streak on a streak plate.
What is the the streak color of calcite?
The streak color of calcite is white.
What is the color of the streak of calcite?
The streak color of calcite is white.
Is streak the color of powder?
Streak refers to the color of a mineral in powder form.
What color is the streak of dolomite?
the color of the streak for dolomite is white
What is the color of a minerals powder called?
there is no name for the color, but there is the "streak" of a mineral, meaning the color of its streak.
The color of a minerals powder is its what?
The color of a mineral's powder is its streak. This is the color of the powdered form of the mineral when it is scraped against a hard surface. Streak is a more reliable indicator of a mineral's identity than its exterior color.
