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Which minerals would scratch apatite?
Apatite has a hardness of 5 on the Mohs scale, meaning that minerals with a hardness greater than 5 can scratch it. Examples of such minerals include quartz (hardness 7), topaz (hardness 8), corundum (hardness 9), and diamond (hardness 10). These minerals, due to their higher hardness, can effectively scratch apatite.
What minerals will scratch apatite?
Apatite has a hardness of 5 on the Mohs scale, so minerals with a hardness greater than 5 will scratch it. This includes minerals such as quartz (hardness 7), topaz (hardness 8), and corundum (hardness 9). Additionally, diamonds, which have a hardness of 10, will also easily scratch apatite.
What is orthoclase hardness on MOHs scale?
Orthoclase has a hardness of 6 on the Mohs scale. This scale ranges from 1 (talc) to 10 (diamond), measuring the scratch resistance of various minerals. Orthoclase, a type of feldspar, can be scratched by minerals with a hardness greater than 6, such as quartz.
What scale is used to rank the hardness or softness of minerals?
The Mohs Scale of Hardness determines the hardness of minerals by scratching them with commonly found objects. The minerals are assigned a number which corresponds to their hardness; higher numbers indicate higher hardness.
Do minerals have a hardness of 4 or greater?
There is a scale of mineral hardness therefore obviously some will be softer than "4" and others harder because "4" is jut one point on that scale.
Which minerals would scratch apatite?
Apatite has a hardness of 5 on the Mohs scale, meaning that minerals with a hardness greater than 5 can scratch it. Examples of such minerals include quartz (hardness 7), topaz (hardness 8), corundum (hardness 9), and diamond (hardness 10). These minerals, due to their higher hardness, can effectively scratch apatite.
What minerals will scratch apatite?
Apatite has a hardness of 5 on the Mohs scale, so minerals with a hardness greater than 5 will scratch it. This includes minerals such as quartz (hardness 7), topaz (hardness 8), and corundum (hardness 9). Additionally, diamonds, which have a hardness of 10, will also easily scratch apatite.
What minerals can a steel nail not scratch?
A steel nail cannot scratch minerals that are harder than itself, which has a Mohs hardness of about 4.5. This means it cannot scratch minerals such as quartz (hardness 7), topaz (hardness 8), corundum (hardness 9), and diamond (hardness 10). These minerals possess greater hardness and will resist scratching by a steel nail.
What is the scale used to measure the hardness of minerals, and how does the hardness of a mineral affect its properties?
The scale used to measure the hardness of minerals is called the Mohs scale. It ranges from 1 (softest) to 10 (hardest). The hardness of a mineral affects its properties by determining how easily it can be scratched or damaged. Minerals with higher hardness are more resistant to abrasion and have a greater ability to maintain their shape and structure.
Glass has a hardness of about 5.5 what minerals would scratch the glass?
There are many minerals with hardness above 5.5 but the standard ones are feldspar,quartz, topaz, corundum and diamond.
What is orthoclase hardness on MOHs scale?
Orthoclase has a hardness of 6 on the Mohs scale. This scale ranges from 1 (talc) to 10 (diamond), measuring the scratch resistance of various minerals. Orthoclase, a type of feldspar, can be scratched by minerals with a hardness greater than 6, such as quartz.
Which minerals would scratch fluorite?
Any mineral with a hardness greater than that of fluorite which is 4 on the Mohs scale of hardness. Examples include quartz, orthoclase, garnet, diamond, etc.
What scale is used to rank the hardness or softness of minerals?
The Mohs Scale of Hardness determines the hardness of minerals by scratching them with commonly found objects. The minerals are assigned a number which corresponds to their hardness; higher numbers indicate higher hardness.
What mineral can be scratched by a penny but not a fingernail?
Copper sulfide minerals, such as chalcocite and bornite, can be scratched by a penny but not a fingernail. This is due to the Mohs hardness scale, where these minerals have a hardness greater than a penny (3.5) but less than a fingernail (2.5).
Do minerals have a hardness of 4 or greater?
There is a scale of mineral hardness therefore obviously some will be softer than "4" and others harder because "4" is jut one point on that scale.
What mineral is softer than apatite?
The mineral that is softer than apatite is fluorite. On the Mohs scale of mineral hardness, apatite has a hardness of 5, while fluorite has a hardness of 4. This means that fluorite can be scratched by minerals with a hardness greater than 4, including apatite.
What does the Mohs hardness scale determine?
The hardness of MINERALS.
