Ferromagnesian vs. non-ferromagnesian
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1-Contains Magnesium and Iron 1- Contains little or no Magnesium &
as major components Iron
2- Color: very dark 2- Color: Generally lighter
3- Density relatively high 3- Density relatively low
Answer:??
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Explanation:??
<span>39,680 in 2016. I think hope this helped! :)</span>
A. A was deposited most recently in the diagram above, as it is located in the top, showing that is the newest layer to be added.