Where to Find Agate in Texas

19 mapped agate rockhounding spots in Texas, across 14 counties. Agate is one of the most popular rockhounding targets in the United States. Texas rockhounding spans agate fields in the Big Bend region, petrified palm wood across the south and east, and limestone fossils across most of the state.

Agate by county in Texas

Counties ranked by number of agate spots in our database.

Every agate spot in Texas

Sorted by county. Coordinates open in Google Maps. Click a row for details.

Spot	County	Minerals	Coordinates	Access
Area surfaces all around SmithvilleTX 71	Bastrop County	Agate Petrified Wood	30.0160, -97.1478	Public
Agua Fria RanchAgua Fria Road	Brewster County	Agate Agatized Wood	29.5252, -103.6739	Public
General AreaWest US Highway 90	Brewster County	Agate Geodes	30.3222, -103.7856	Public
Stillwell Ranch N of Big Bend Natl ParkRanch Road 2627	Brewster County	Agate	29.6436, -103.0802	Public
Terlingua CreekJoe Moss Road	Brewster County	Amber Agate Chalcedony Jasper	29.2906, -103.5475	Public
SW of Freer	Duval County	Agate Silicified Wood	27.7726, -98.7653	Public
Peach CreekCounty Road 353	Gonzales County	Agate Petrified Wood	29.5041, -97.3143	Public
Quitman Mountains (South)	Hudspeth County	Agate Amethyst Carnelian Chalcedony Jasper Petrified Wood	31.1005, -105.5080	Public
Marfa and Ft. DavisTX 17	Jeff Davis County	Agate Chalcedony Jasper	30.4511, -103.9821	Public
MoultonCounty Road 532G	Lavaca County	Agate Petrified Wood	29.5580, -97.1321	Public
Eagle PassStone Hill	Maverick County	Agate Amber Chalcedony Jasper	28.7373, -100.4712	Public
Chinati Mts	Presidio County	Agate Chalcedony Jasper	30.0004, -104.3529	Public
Needle Peak	Presidio County	Agate	29.4283, -103.8104	Public
General Area	Reeves County	Agate Petrified Wood	31.3526, -103.7592	Public
Rio Grande	Starr County	Agate Chalcedony Jasper	26.3624, -98.8352	Public
Btwn Groveton & Trinity	Trinity County	Agate Chalcedony Jasper Petrified Wood	31.0331, -95.2220	Public
Rio Grande River AreaRio Grande Vega Trail	Webb County	Agate Agatized Wood Chalcedony Jasper	27.4979, -99.4922	Public
Falcon Lake General AreaOld U.S. Highway 83	Zapata County	Agate Agatized Wood Jasper	26.7343, -99.2020	Public
LopenoEl Tigre Road	Zapata County	Agate Agatized Wood Chalcedony Jasper	26.7131, -99.1313	Public

Agate in Texas FAQ

Where can I find agate in Texas?+

RockHoundR tracks 19 agate spots in Texas, spread across 14 counties. The strongest concentration is in Brewster County.

Is collecting agate legal in Texas?+

Casual hand collection of common rocks and minerals like agate is allowed on most BLM and U.S. Forest Service land in Texas, with daily and annual limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Always confirm rules before a trip.

What is the best agate location in Texas?+

Brewster County has the most agate spots in our database for Texas. The full county breakdown is below — different counties produce different qualities and varieties.

Other states for agate

Other minerals to find in Texas

Hunt agate in Texas on the map

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