Galena vs Highland

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Galena, also called lead glance, is the natural mineral form of lead(II) sulfide (PbS). It is the most important ore of lead and an important source of silver.Galena is one of the most abundant and widely distributed sulfide minerals.

It crystallizes in the cubic crystal system often showing octahedral forms. It is often associated with the minerals sphalerite, calcite and fluorite.

Source: Wikipedia

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Highlands or uplands are any mountainous region or elevated mountainous plateau. Generally speaking, upland (or uplands) refers to ranges of hills, typically up to 500–600 m.

Highland (or highlands) is usually reserved for ranges of low mountains.

Source: Wikipedia