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Definitions from WordNet

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Scoria

Description:

Scoria is a type of volcanic rock that is dark-colored and has a vesicular texture due to gas bubbles trapped within it during solidification. It is typically red or black in color and is often used in construction and landscaping.

Senses and Usages:

Noun - Geology:

In geology, scoria refers to a porous volcanic rock formed during volcanic eruptions. It is often found as a result of explosive eruptions where gas bubbles are trapped in the molten lava, creating a light and vesicular texture. Scoria is commonly used as a lightweight aggregate in concrete and as a decorative material in gardens and pathways.

Example: The hiker collected a piece of scoria from the volcanic field as a souvenir.

Noun - Popular:

In popular usage, scoria can refer to a rough, dark, and rugged material. It is often associated with the texture and appearance of certain types of rocks or materials.

Example: The artist used scoria rock fragments to create a unique sculpture.

Adjective - Local:

In a local context, scoria can be used to describe something or someone related to a specific geographical area, often referring to its resources, culture, or distinct features.

Example: The artisan created a scoria-themed artwork to celebrate the local traditions and heritage.