That would be referred to as a vein, or if a valuable mineral, an ore vein.
index mineral
it is a vein
opencast mine
Veins generally. In mining: veins, lodes or ore-bodies. They are normally precipitates of metallic compounds.
Strip, surface or open cast mining.
sulfur rock
index mineral
it is a vein
opencast mine
The mineral malachite is found in oxidization zones of copper deposits.
Vein
Surface mining
Salt used in cooking is derived from seawater (sea salt) or from layers of salt in mineral deposits (rock salt or mineral salt).
Veins generally. In mining: veins, lodes or ore-bodies. They are normally precipitates of metallic compounds.
Two cycles determine how mineral deposits are formed-the rock cycle and the tectonic cycle. Heat from the Earth's interior melts some of the rocks in the crust (the upper part of the lithosphere).
A metamorphic rock
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