Where to Find Gypsum in Wyoming

Wyoming has 8 mapped collecting spots that report gypsum, spread across 4 counties. The largest share sits in Albany County County with 3 spots. 8 of the spots are on land mapped as publicly accessible.

Spot list checked against source data on April 1, 2026.

Map of 8 gypsum collecting spots in Wyoming

Best counties for gypsum in Wyoming

Ranked by the number of mapped gypsum spots. County links open the full rockhounding page for that county.

Every gypsum spot we track in Wyoming

Sorted by county. Coordinates open in Google Maps.

Before you go

Read the gypsum identification guide so you know what a keeper looks like in the field: Gypsum in the encyclopedia.

Gypsum in Wyoming FAQ

Where can you find gypsum in Wyoming?+
The mapped spots concentrate in Albany County County, Big Horn County County, and Washakie County County. Every spot on this page appears on the map above with coordinates and access notes.
How many gypsum spots are mapped in Wyoming?+
8 spots across 4 counties. The RockHoundR app keeps the same spots on an offline map with public land overlays, geology layers, and your saved finds.
Is it legal to collect gypsum in Wyoming?+
Hand collecting of common rocks and minerals in small amounts for personal use is generally allowed on BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are closed to collecting. 8 of the 8 mapped spots here sit on land marked public. Always confirm current rules with the managing agency before you dig.

Where else to find gypsum

More minerals to hunt in Wyoming

Hunt gypsum in Wyoming with the map in your pocket

RockHoundR puts these spots on an offline map with BLM and Forest Service overlays, geology layers, and a log for your finds.

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