# Lithology

> Geological description of a depth interval.

> **Lithology** = `object`

Geological description of a depth interval.

## Properties

### aquifer\_unit

> **aquifer\_unit**: `string`

Aquifer unit name (e.g. `Pirabas Aquifer`).

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### color

> **color**: `string`

Representative color as a CSS hex value (e.g. `#f5deb3`).

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### description

> **description**: `string`

Free-text geological description.

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### from

> **from**: `number`

Start depth in meters from ground level.

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### geologic\_unit

> **geologic\_unit**: `string`

Name of the stratigraphic or geologic unit.

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### texture

> **texture**: [`Texture`](/core/api/type-aliases/Texture)

Lithology pattern reference.

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### to

> **to**: `number`

End depth in meters from ground level.