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What minerals would scratch fluorite - talc quartz or calcite?
Fluorite with a Mohs hardness of 4 would be scratched by quartz (with a hardness of 7). Both calcite (Mohs hardness 3) and talc (Mohs hardness 1) are softer than fluorite.
Is scratched an adjective?
it depends on ehat kind of sentence it is in for example She scratched the her phone. (scratched a verb) in the sentence: He out the scrathed pocket in his pocket. (scratched is an adjective)
How does smoky quartz form from quartz?
during heat prusure and time it changers from quartz to smoky quartz
Would You find fossils in quartz?
Quartz is a mineral not a rock. Fossils can be found associated with quartz in sedimentary rock not inside the quartz.
What does quartz means?
quartz qatar quasar
What can be scratched by glass but not a penny quartz apatite topaz or gypsum?
topaz
Which mineral would a penny scratch?
A penny would scratch minerals with a lower hardness rating such as calcite, gypsum, or talc. Minerals like quartz or topaz would not be scratched by a penny because they are harder than the metal in a penny.
What is a penny on Mohs hardness scale?
A penny has a Mohs hardness of around 3.5. This means that it can be scratched by harder materials like glass or quartz, but it can scratch softer materials such as chalk or talc.
Can apatite be scratched by quartz?
Quartz is harder than apatite, quartz being a 7 on the Mohs mineral hardness scale and apatite being a 5.
Can granite be scratched by a penny?
no
What minerals can be scratched by penny?
nickel
What is pyrite scratch?
It can be scratched by a diamond, corundum, topaz, and quartz.
What mineral can be scratched by a penny?
The mineral that can be scratched by a penny is talc. Talc is the softest mineral on the Mohs scale, with a hardness of 1. A penny has a hardness of around 3.5 on the Mohs scale.
Can calcite be scratched by a penny?
No, calcite is harder than a penny and cannot be scratched by it. Calcite has a Mohs hardness of 3, while a penny typically has a hardness of around 3.5 on the Mohs scale.
What can a penny scratched?
Topaz,Calcite Cooprarte
What test can help distinguisg gypsum and quartz?
The scratch test can help distinguish gypsum from quartz. Gypsum is a soft mineral, so it can be easily scratched with a fingernail or with a knife blade. Quartz, on the other hand, is much harder and cannot be scratched with a knife blade.
Which mineral can be scratched by glass but not a penny?
The mineral that can be scratched by glass but not a penny is calcite. Calcite has a hardness of 3 on the Mohs scale, which is lower than the hardness of glass (5.5) but higher than that of a penny (2.5).
