0
Basalt scores an 8 on the Moh's scale. This makes it harder than quartz and vanadium, but weaker than boron and titanium carbide. It can easily scratch steel and glass. It is just about as hard as topaz. Basalt is also an igneous rock, formed by hardened lava, which explains why it is so hard.
What else can I help you with?
Can a fingernail scratch feldspar?
No on the mohs scale the fingermail is lower than feldspar. Source:Knowledge.
Is Amazonite stronger than diamond?
amazonite is a greenish feldspar its green from copper impurities diamond is pure carbon 10 on the mohs scale hardest, toughest,strongest natural material known.
What is topaz's number on the mohs scale?
Topaz is number 8 on the Mohs scale.
What is the most soft material in the mohs scale?
The softest material in the mohs scale is talc
How is a calcite or feldspar inditified?
Calcite can be identified by its rhombohedral cleavage and effervescence in acid. Feldspar can be identified by its two cleavage planes at nearly 90 degrees, and it often has a white to pink color. Both minerals can also be identified by their hardness using the Mohs scale.
A mineral with a hardness of 6?
Orthoclase feldspar is 6 on the Mohs scale of mineral hardness.
Can a fingernail scratch feldspar?
No on the mohs scale the fingermail is lower than feldspar. Source:Knowledge.
Is feldspar softer than pencil lead?
No, feldspar is not softer than pencil lead. Pencil lead, which is made of graphite, has a higher hardness on the Mohs scale compared to feldspar. Feldspar is typically around a 6 on the Mohs scale, while graphite is around 1-2.
Can talc scratch feldspar?
No, talc is softer than feldspar on the Mohs scale of mineral hardness. Talc has a hardness of 1 while feldspar has a hardness of 6-6.5, which means that feldspar is resistant to being scratched by talc.
What is hornfels hardness on mohs scale?
Hornfels typically has a hardness of 5.5 to 6.5 on the Mohs scale. It falls between the hardness of apatite and feldspar.
Is feldspar harder than calcite?
no,calcite is ranked number 3 on the mohs scale of hardness. topaz is ranked number 8 on mohs scale of hardness. 10 is the hardest(diamond) 1 is the softest(talc) look it up!
what is hardness of feldspar?
Feldspars generally have a hardness of 6 on Mohs' hardness scale.
What mineral has hardness of 6?
Orthoclase feldspar is 6 on the Mohs scale of mineral hardness.
Which object can scratch feldspar but not quartz?
A steel nail can scratch feldspar but not quartz. Feldspar has a hardness of 6 on the Mohs scale, while quartz has a hardness of 7.
Is feldspar the hardest mineral next to a diamond?
No Feldspar is rated 6 on the Mohs Scale and diamond is rated 10. The mineral which is rated 9 on the Mohs is Corundum but there are other minerals which are harder that that but less harder than diamond.
What is the Hardness of Andesitic on the Mohs scale of hardness?
Andesite typically has a hardness of around 5-6 on the Mohs scale of hardness. This places it in the same range as materials like glass and orthoclase feldspar.
How hard is orthoclase feldspar?
On the Mohs Scale of mineral hardness, feldspar is 6 and quartz is 7, so quartz is harder. What does this mean? quartz will scratch feldspar, but feldspar will not scratch quartz.
