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Can all minerals produce a streak on a porcelain plate?
Those minerals that are harder than the unglazed porcelain streak plate will scratch it rather than leave a streak.
Is scratch a noun?
Well a scratch on your face would be 'a scratch' so it would be a thing, or a noun. But to scratch something would be an action or a verb; 'to scratch' is an action word and a verb.
Can a diamond scratch itself?
A diamond can scratch a diamond, but one diamond cannot scratch itself.
Do you scratch an itch or do you itch an itch?
You scratch an itch! An itch itches. You scratch an itch to remove the pain.
What is the only mineral that can scratch corundum?
Diamond is the hardest mineral and is the only one that can scratch corundum. but in my opinion corundum will scratch corundum any mineral of the same hardness will scratch the other !
What mineral will scratch glass but not a streak plate?
topaz
Can you show me a picture of a streak plate that has a streak from aquamarine on it?
I do not have a picture, but when you scratch aquamarine on a streak plate, the powder will be white colored.
Does a ruby have a streak?
No, rubies are too hard to leave a streak. They just scratch the plate.
Can all minerals produce a streak on a porcelain plate?
Those minerals that are harder than the unglazed porcelain streak plate will scratch it rather than leave a streak.
What is the purpose of the plate?
A streak plate is used to determine the streak colour of a mineral. You take the mineral and scratch it against the streak plate, and it will create a coloured streak on the plate. The streak is not always the same colour as the mineral itself.
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.
If you were to get a plate then scratch it with an obsidian what color is the streak that is left?
Probably white because of the high silicon dioxide content.
Would you need a left handed scratch plate for a left handed guitar?
If it's an electric guitar yes if it's an acoustic no with a but.
If a mineral doesn't make a streak is it not a mineral?
Minerals with a hardness greater than around 7 on the Mohs hardness scale will not leave a streak on a standard unglazed porcelain streak plate. They will instead scratch and powder the streak plate.
Will diamond leave a streak on a streak plate?
Diamond will not leave a streak on a porcelain streak plate because diamond is harder than the streak plate. It will leave a scratch on the streak plate for the same reason.
Scratch a scratch?
Scratch and scrimp
What is the difference between a scratch test and a streak test?
a streak test is a test wheree you rub a mineral across a streak plate to see the color of its streak, which is a better indentifying factor of the mineral than the external color. A scratch test is when you scratch a mineral to find out its hardness on the Mohs Scale of Hardness. This is also another useful identifying factor
