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A mineral is no longer classified as an ore once it no longer what?
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∙ 13y ago
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∙ 13y ago
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When is a mineral no longer classified as an ore?
If the cost of removing the waste material that surrounds the ore becomes higher than the value of the ore itself, then the mineral will no longer be classified as an ore.
A mineral is classified as an ore as long as what?
A mineral is generally classified as an ore, if its locallized concentration far exceeds its crustal abundance.
When is a mineral no longer an ore?
When the ore is not profitable.
A mineral is classified as an ore as long as?
It is considered an ore as long as the locallized concentration of the mineral exceeds its crustal abondance.
When is a mineral classified a ore?
If it contains enough of a useful substance that it can be sold for a profit.:)
When is a mineral classified an ore?
If it contains enough of a useful substance that it can be sold for a profit.:)
When is a mineral classified as an ore?
Minerals and groups of minerals can be classified as an ore when they contain a sufficient amount of desired material, most times metals, to be extracted and processed feasibly.
When a mineral deposits classified as an ore?
An ore is a portion of a mineral deposit that can be economically extracted at the present time. A mineral deposit is a concentration of naturally occurring material that is potentially economic to extract.
Is diamond a mineral gem ore or other?
Diamond is an allotrope of the element carbon, so may be classified as a mineral (it can be colored by elemental impurities). About 20% of all diamonds mined are gem-quality stones, leaving the remainder to be classified as industrial diamonds. Diamond is not an ore.
Is a mineral an ore or a gem if it contains something useful and can be sold for a profit?
Actually, a mineral is an ore if it contains another mineral. It can also be sold for a profit, once the USEFUL mineral is either melted out, or drilled out. Then the left over of the ore is useless, but the mineral itself can be sold for profit purposes.
What mineral has lead ore in it?
the mineral with the ore of lead is galena
What mineral is a tin ore?
The mineral cassiterite is an ore of tin.
