NAIP Fe3+

Ferric Iron Index for NAIP

Geology Satellite Provider: USDA

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Applications

Geology

Mining

Heavy Metal Detection

Lithologic Mapping

Quick Stats

Category: geology

Sensor: NAIP

Provider: USDA

Bands Used: 2

Description

Geological index for detecting ferric iron (Fe3+) concentrations in rocks and soils. Useful for lithologic mapping and identifying iron-rich mineral formations.

Formulas

General Formula

NAIP Specific Formula

Red / Green

Spectral Band Visualization

Band Wavelengths

Green: 520-600 nm

Red: 630-690 nm

Code Examples

fe3_iron.py

References

Rowan & Mars (2003)