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Jeffrey Quarry, Jeffrey, Pulaski County, Arkansas, USAi
| Regional Level Types | |
|---|---|
| Jeffrey Quarry | Quarry (Flooded) |
| Jeffrey | Unincorporated Area |
| Pulaski County | County |
| Arkansas | State |
| USA | Country |
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Latitude & Longitude (WGS84):
34° 49' 25'' North , 92° 18' 53'' West
Latitude & Longitude (decimal):
Type:
Quarry (Flooded) - last checked 2026
Kรถppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Cammack Village | 748 (2017) | 6.0km |
| North Little Rock | 66,504 (2017) | 7.4km |
| Sherwood | 30,517 (2017) | 8.3km |
| Little Rock | 197,992 (2017) | 8.9km |
| Maumelle | 17,931 (2017) | 9.5km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Central Arkansas Gem, Mineral and Geology Society | Little Rock, Arkansas | 9km |
A rock quarry in Jackfork Sandstone located at Jeffrey near North Little Rock. Features 3 large, open cuts, now flooded. Started in the 1950s and operated through the 1960s. Reopened in the 1970s for specimens.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
13 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| โ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 Habit: rhombohedrons Colour: pale brown to yellow brown Description: Occurs in Jackfork Sandstone. References: |
| โ Beidellite Formula: (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| โ 'Chlorite Group' Description: Occurs in Jackfork Sandstone. References: |
| โ Cookeite Formula: (LiAl4◻)[AlSi3O10](OH)8 Description: Occurs in Jackfork Sandstone. References: |
| โ Fluorapatite Formula: Ca5(PO4)3F Description: Occurs in Jackfork Sandstone. References: |
| โ Galena Formula: PbS Description: Occurs in Jackfork Sandstone. |
| โ Goethite Formula: Fe3+O(OH) Description: Occurs in Jackfork Sandstone. References: |
| โ Molybdenite Formula: MoS2 Description: Occurs in Jackfork Sandstone. References: |
| โ Paragonite Formula: NaAl2(AlSi3O10)(OH)2 |
| โ Paragonite var. Brammallite Formula: NaAl2(AlSi3O10)(OH)2 |
| โ Pyrite Formula: FeS2 Description: Occurs in Jackfork Sandstone. |
| โ Quartz Formula: SiO2 Description: Occurs in Jackfork Sandstone. References: |
| โ Rectorite Formula: (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O Description: greasy pasty clay with pearly luster References: |
| โ Rutile Formula: TiO2 Description: Occurs in Jackfork Sandstone. |
| โ Sphalerite Formula: ZnS Description: Occurs in Jackfork Sandstone. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| โ | Sphalerite | 2.CB.05a | ZnS |
| โ | Galena | 2.CD.10 | PbS |
| โ | Molybdenite | 2.EA.30 | MoS2 |
| โ | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| โ | Goethite | 4.00. | Fe3+O(OH) |
| โ | Quartz | 4.DA.05 | SiO2 |
| โ | Rutile | 4.DB.05 | TiO2 |
| Group 5 - Nitrates and Carbonates | |||
| โ | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| โ | Fluorapatite | 8.BN.05 | Ca5(PO4)3F |
| Group 9 - Silicates | |||
| โ | Paragonite var. Brammallite | 9.EC.15 | NaAl2(AlSi3O10)(OH)2 |
| โ | 9.EC.15 | NaAl2(AlSi3O10)(OH)2 | |
| โ | Beidellite | 9.EC.40 | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 ยท nH2O |
| โ | Cookeite | 9.EC.55 | (LiAl4โป)[AlSi3O10](OH)8 |
| โ | Rectorite | 9.EC.60 | (Na,Ca)Al4((Si,Al)8O20)(OH)4 ยท 2H2O |
| Unclassified | |||
| โ | 'Chlorite Group' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| H | โ Paragonite var. Brammallite | NaAl2(AlSi3O10)(OH)2 |
| H | โ Cookeite | (LiAl4◻)[AlSi3O10](OH)8 |
| H | โ Goethite | Fe3+O(OH) |
| H | โ Paragonite | NaAl2(AlSi3O10)(OH)2 |
| H | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| Li | Lithium | |
| Li | โ Cookeite | (LiAl4◻)[AlSi3O10](OH)8 |
| C | Carbon | |
| C | โ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| O | Oxygen | |
| O | โ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| O | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| O | โ Paragonite var. Brammallite | NaAl2(AlSi3O10)(OH)2 |
| O | โ Cookeite | (LiAl4◻)[AlSi3O10](OH)8 |
| O | โ Fluorapatite | Ca5(PO4)3F |
| O | โ Goethite | Fe3+O(OH) |
| O | โ Paragonite | NaAl2(AlSi3O10)(OH)2 |
| O | โ Quartz | SiO2 |
| O | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| O | โ Rutile | TiO2 |
| F | Fluorine | |
| F | โ Fluorapatite | Ca5(PO4)3F |
| Na | Sodium | |
| Na | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Na | โ Paragonite var. Brammallite | NaAl2(AlSi3O10)(OH)2 |
| Na | โ Paragonite | NaAl2(AlSi3O10)(OH)2 |
| Na | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| Mg | Magnesium | |
| Mg | โ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Al | Aluminium | |
| Al | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Al | โ Paragonite var. Brammallite | NaAl2(AlSi3O10)(OH)2 |
| Al | โ Cookeite | (LiAl4◻)[AlSi3O10](OH)8 |
| Al | โ Paragonite | NaAl2(AlSi3O10)(OH)2 |
| Al | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| Si | Silicon | |
| Si | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Si | โ Paragonite var. Brammallite | NaAl2(AlSi3O10)(OH)2 |
| Si | โ Cookeite | (LiAl4◻)[AlSi3O10](OH)8 |
| Si | โ Paragonite | NaAl2(AlSi3O10)(OH)2 |
| Si | โ Quartz | SiO2 |
| Si | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| P | Phosphorus | |
| P | โ Fluorapatite | Ca5(PO4)3F |
| S | Sulfur | |
| S | โ Galena | PbS |
| S | โ Molybdenite | MoS2 |
| S | โ Pyrite | FeS2 |
| S | โ Sphalerite | ZnS |
| Ca | Calcium | |
| Ca | โ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Ca | โ Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Ca | โ Fluorapatite | Ca5(PO4)3F |
| Ca | โ Rectorite | (Na,Ca)Al4((Si,Al)8O20)(OH)4 · 2H2O |
| Ti | Titanium | |
| Ti | โ Rutile | TiO2 |
| Fe | Iron | |
| Fe | โ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Fe | โ Goethite | Fe3+O(OH) |
| Fe | โ Pyrite | FeS2 |
| Zn | Zinc | |
| Zn | โ Sphalerite | ZnS |
| Mo | Molybdenum | |
| Mo | โ Molybdenite | MoS2 |
| Pb | Lead | |
| Pb | โ Galena | PbS |
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Arkoma BasinโOuachita Thrust BeltBasin
- Granite-Rhyolite ProvinceMagmatic Province
- Sabine DomainDomain
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Jeffrey Quarry, Jeffrey, Pulaski County, Arkansas, USA