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Field database
Updated April 2026
696+ Fossil Entries
Arizona Stromatolite fossil specimen
microbialPrecambrian-PresentUpdated March 2026

Arizona Stromatolite

Precambrian-Present

About Arizona Stromatolite

The Arizona Stromatolite is a microbial fossil dating to the Precambrian-Present. Stromatolite is a realistic Arizona fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning badlands mudstones, petrified wood flats, and playa margins, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

“According to TroveRadar, Arizona Stromatolite fossils from the Precambrian-Present are found across Arizona. TroveRadar's field database catalogs 696+ fossil entries for identification and collection guidance.

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Identification Tips

  • concentric laminae
  • wavy layering
  • carbonate mound structure
  • Check badlands mudstones, petrified wood flats, and playa margins

Where Found

Arizona

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Related Fossils

Minnesota Stromatolite

Minnesota Stromatolite

Precambrian-Present

Stromatolite is a realistic Minnesota fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning glacial till, Devonian limestones, and Lake Superior gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Wisconsin Stromatolite

Wisconsin Stromatolite

Precambrian-Present

Stromatolite is a realistic Wisconsin fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning glacial till, Devonian limestones, and Lake Superior gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Michigan Stromatolite

Michigan Stromatolite

Precambrian-Present

Stromatolite is a realistic Michigan fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning glacial till, Devonian limestones, and Lake Superior gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Montana Stromatolite

Montana Stromatolite

Precambrian-Present

Stromatolite is a realistic Montana fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning dinosaur-bearing mudstones, glacial gravels, and marine shales, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Idaho Stromatolite

Idaho Stromatolite

Precambrian-Present

Stromatolite is a realistic Idaho fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning dinosaur-bearing mudstones, glacial gravels, and marine shales, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Wyoming Stromatolite

Wyoming Stromatolite

Precambrian-Present

Stromatolite is a realistic Wyoming fossil profile built around layered dome or column built by microbial mats in shallow water. In this state, success usually comes from learning dinosaur-bearing mudstones, glacial gravels, and marine shales, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Explore More

How do I identify a Arizona Stromatolite fossil?
Arizona Stromatolite fossils from the Precambrian-Present can be identified by: concentric laminae. wavy layering. carbonate mound structure. Check badlands mudstones, petrified wood flats, and playa margins. They are most commonly found in Arizona.
Where are Arizona Stromatolite fossils found?
Arizona Stromatolite fossils are found in Arizona. Look in sedimentary rock formations dating to the Precambrian-Present era. The best collecting is typically found in exposed roadcuts, creek banks, and quarry sites.
How old are Arizona Stromatolite fossils?
Arizona Stromatolite fossils date to the Precambrian-Present. They are classified as microbial fossils in TroveRadar's database, which catalogs 696+ fossil entries across North America.
Is it legal to collect Arizona Stromatolite fossils?
Fossil collecting laws vary by state and land ownership. Common invertebrate fossils are generally collectible on some public lands for personal use, but vertebrate fossils and collecting on protected lands may require permits. Always check local regulations before collecting. Use TroveRadar's State Guides for specific rules.