Definition

A type of dark-colored rock that is formed from cooled lava and is mainly made up of minerals like feldspar and pyroxene. It is often used in construction and for making monuments.

Example

The workers used diabase to create a sturdy foundation for the building.

Conversation

Have you ever seen a piece of diabase?

Yeah, I saw some at the geology exhibit last week.

It's fascinating how it's formed from basalt, right?

Exactly! It has such a unique texture too.

Synonyms & Antonyms

Root Explanation

**Diabase** → The word 'diabase' is derived from the Greek 'diabasis' (meaning to cross over or to pass through) and the suffix '-ase' (commonly used in chemistry to denote enzymes or substances). The term refers to a type of igneous rock that is formed from the solidification of magma, suggesting a process of crossing over from liquid to solid state.

Memory Tip

Think of 'crossing over' ('diabasis') to remember that 'diabase' refers to a rock formed from the solidification of magma.

Visually Confused Words