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What mineral is hard enough to scratch calcite but no hard enough to scratch amphibole?
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What mineral is soft enough to leave a streak on paper?
The mineral graphite is soft enough to leave a mark on paper. We use graphite, which is a form of carbon, as pencil lead. And it works pretty darn well at leaving marks on paper.
Can crystal melt?
Yeah, you can melt anything if you get it hot enough. Be sure not to confuse the terms crystal and mineral. A crystal is made of a mineral, the fact that it is a crystal, simply means that it's atoms are arranged in a periodical and static way, in the crystal structure. This structure falls apart as soon as the mineral melts, so a molten mineral can not be called a crystal.
Are plutonic rocks intrusive and generally consist of mineral grains that are coarse enough to be readily visible in a hand sample?
Yes, They Are.
What rock would be the best source of the mineral garnet?
Garnet is a mineral, of the Al SiO3 community, with other contributions as well. Some times used as a minor gemstone. A cubic mineral, found often enough in metamorphosed rocks such as schist.
Why is the hardness of a mineral important?
because you will need to see if it is hard enough to build things with it if you dont know search for mohs scale
Which mineral is hard enough to scratch calcite but not hard enough to scratch amphibole?
Bsjs
Which mineral is hard enough to scratch calcite but is not hard enough to scratch amphibole?
Bsjs
What mineral that can scratch gypsum but cant scratch calcite?
Between 2 and 3 because its hard enough gypsum but it can not scratch calcite because calcite is harder
What mineral can scratch anything?
dimonds is hard enough to scratch anything.
Can amphibole scratch glass?
Yeah nah. If you send it hard enough you probably can. Ya just gotta get in and have a real hard crack at the bugga.
Is the iPod Touch 4 scratch resistance?
it is to a point if it is to sharp of an object it will scratch it and if enough pressure is applied
Can you scratch paint off of beer tops?
yes you can scratch paint off of anything with enough time
What mineral forms in large enough deposits to be considered rock?
Limestone, mainly calcite, would be one mineral assembly that forms massive deposits. Diatomaceous earth , the silica shells of minute creatures is another. Iron oxides; some formed as a result of the discovery of photosynthesis by algae; forms huge banded iron deposits of great commercial consequence.
What is the mineral deposit large enough and pure enough to be mined for profit?
An element
What is mineral deposit large enough and pure enough to be mined for profit.?
gold
What is a mineral deposit large enough and pure enough to be mined for profit?
gold
When you get a scratch on your skin there is no bleeding why is this so?
Because the scratch isn't deep enough and probably only just got through the skin.
