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Bryan Mound, Freeport, Brazoria County, Texas, USAi
Regional Level Types
Bryan MoundMine
FreeportCity
Brazoria CountyCounty
TexasState
USACountry

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Latitude & Longitude (WGS84):
28° 54' 59'' North , 95° 22' 39'' West
Latitude & Longitude (decimal):
28.91666,-95.37751
GRN:
N20W60
Type:
Mine
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Freeport12,154 (2017)4.5km
Surfside Beach544 (2017)9.2km
Jones Creek2,074 (2017)9.5km
Oyster Creek1,132 (2017)10.6km
Clute11,444 (2017)12.2km
Mindat Locality ID:
41853
Long-form identifier:
mindat:1:2:41853:0
GUID (UUID V4):
0
Other/historical names associated with this locality:
Bryan Mound Mine


A salt deposit located 4.6 km (2.9 miles) SSW of Freeport, along the E side of the Brazos River. Freeport Sulfur and Dow Chemical. MRDS database stated accuracy for this location is 100 meters.

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Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

7 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Sulphur1.CC.05S8
Group 3 - Halides
ⓘHalite3.AA.20NaCl
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSiderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘAnhydrite7.AD.30CaSO4
ⓘBaryte7.AD.35BaSO4
ⓘGypsum7.CD.40CaSO4 · 2H2O

List of minerals for each chemical element

HHydrogen
Hⓘ GypsumCaSO4 · 2H2O
CCarbon
Cⓘ CalciteCaCO3
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AnhydriteCaSO4
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ SideriteFeCO3
NaSodium
Naⓘ HaliteNaCl
SSulfur
Sⓘ AnhydriteCaSO4
Sⓘ BaryteBaSO4
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ Native SulphurS8
ClChlorine
Clⓘ HaliteNaCl
CaCalcium
Caⓘ AnhydriteCaSO4
Caⓘ CalciteCaCO3
Caⓘ GypsumCaSO4 · 2H2O
FeIron
Feⓘ SideriteFeCO3
BaBarium
Baⓘ BaryteBaSO4

Other Databases

Link to USGS MRDS:10251615

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID # 0480390014
Bartlesville card files.
Rocks & Minerals (1991): 66:3: 196-224.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
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