Phosphates and manganese
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Two minerals that make up nodules are manganese (usually as manganese oxide) and iron (usually as iron oxides or hydroxides). These minerals precipitate out of seawater onto the seafloor, gradually forming into nodules over time.
The grinding of two rocks together
The two major groups of minerals are silicate minerals and non-silicate minerals. Silicate minerals contain silicon and oxygen, while non-silicate minerals do not contain these elements. Silicate minerals make up the vast majority of Earth's crust.
it is made of........ your mom
feldspar
Quartz and feldspars are the most common silicate minerals of the crust.