Where is Iron-stained Sandstone found?
Sandstone with iron oxide/hydroxide staining
Got a photo? Identify rocks instantly with the Rockby app
Open the appIron-stained Sandstone occurs in specific geological environments. Knowing where to look, and in what kind of rock, is the difference between going home empty-handed and finding a great specimen.
Where to find Iron-stained Sandstone
Colorado Plateau, USA
Extensive formations of red and orange iron-stained sandstones (e.g., Navajo Sandstone, Entrada Sandstone) are prominent in national parks like Zion, Arches, and Canyonlands, showcasing spectacular erosional features.
Australia (e.g., Kimberley Region)
Vast areas of iron-rich sandstones, often forming dramatic gorges and plateaus, are found, particularly in Western Australia.
United Kingdom (e.g., Old Red Sandstone)
Devonian-aged iron-stained sandstones are widespread across parts of Scotland, Wales, and England, forming significant geological features and historical building materials.
India (e.g., Vindhyan Basin)
Large deposits of red sandstones are found, used extensively in ancient and modern architecture.
Collecting tips
- Look for Color. The most obvious indicator is the characteristic red, orange, brown, or yellow coloration. This color is often pervasive throughout the rock.
- Examine Grain Texture. Confirm it's a sandstone by observing individual sand grains. The iron staining will be present as a coating or cement between these grains.
- Check for Hardness. While the primary grains (quartz) are hard, the overall hardness can vary depending on the cementing agent. Iron-cemented sandstones can be quite durable, but some may be friable.
- Consider Geological Context. Look for these rocks in sedimentary basins, ancient riverbeds, desert environments, or areas with significant weathering of iron-rich rocks.
Quick Check
- Color:
- Red, orange, brown, yellow
- Luster:
- Dull to earthy
- Streak:
- Reddish-brown (for hematite-stained), yellowish-brown (for goethite/limonite-stained)
Explore Iron-stained Sandstone
Identify rocks anywhere
Free on iOS, Android, and Web. Photo identification, full database, and your personal collection.