In Geology, the 'streak test' is used to identify a mineral by either grinding it to a powder, or scraping across a rough surface to study the streak left behind. It also tests a mineral's hardness.
The streak of Jade is white.
normally white but may streak other colors if the specimen is stained i dont give a duck
Apatite has a white streak.
Quartz has a white streak.
Two minerals that do not leave a streak on a streak plate are quartz and fluorite. Both minerals have a hardness higher than that of the streak plate, so they will not leave a streak when rubbed against it.
The streak of Jade is white.
Perlite does not have a streak color because it is a volcanic glass that does not leave a streak on a streak plate.
The lack of a streak would indicate that the mineral is harder than the streak plate, or the color of the streak is the same as the color of the streak plate.
normally white but may streak other colors if the specimen is stained i dont give a duck
a streak a streak
its streak is white.
Streak
Apatite has a white streak.
biotite has a colorless streak
Quartz has a white streak.
The noun 'streak' is a standard collective noun for: a streak of tigers.
The streak of Jade is white.