Las Choyas, Aldama Municipality, Chihuahua, Mexicoi
| Regional Level Types | |
|---|---|
| Las Choyas | - not defined - |
| Aldama Municipality | Municipality |
| Chihuahua | State |
| Mexico | Country |
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Latitude & Longitude (WGS84):
29° 34' 23'' North , 105° 56' 9'' West
Latitude & Longitude (decimal):
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| La Escajeda | 181 (2018) | 18.5km |
| Colonia Valle de la Esperanza | 292 (2014) | 51.3km |
| San Lorencito | 184 (2014) | 57.3km |
Mindat Locality ID:
8299
Long-form identifier:
mindat:1:2:8299:3
GUID (UUID V4):
e9c9dd3a-3dd6-4066-ad81-491140fa0bdc
Diggings in a 2 square mile tuffaceous ash flow that produce the "Mexican Coconut" geodes.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| β Beidellite Formula: (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O Habit: stubby fibers Colour: light gray Description: found in less then 1% of cocoanuts |
| β Birnessite Formula: (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O Habit: granular fracture filling in calcite Colour: black Description: found in less then 1% |
| β Calcite Formula: CaCO3 Habit: Scalenohedral, plates Colour: clear, white Description: Found in ~50% of all Cocoanuts |
| β Cryptomelane Formula: K(Mn4+7Mn3+)O16 Habit: fibrous tufts Colour: black Description: found in less then 1% of all cocoanuts |
| β Goethite Formula: Ξ±-Fe3+O(OH) Habit: globular aggregates, radiating sheath like groups Colour: black, red, orange, brown Description: found in 50-75% of Cocoanuts |
| β Gypsum Formula: CaSO4 · 2H2O Habit: tabular crystals Colour: colorless to white Description: found in less then 1% of all Cocoanuts |
| β Hematite Formula: Fe2O3 Habit: hemispheres, spheres, rosettes Colour: black, red, orange, brown Description: found in 50-75% of the Cocoanuts |
| β Hollandite Formula: Ba(Mn4+6Mn3+2)O16 Habit: slender needles Colour: black Description: found in less then1% of all cocanuts |
| β Hydroxylapatite Formula: Ca5(PO4)3(OH) Habit: hexagonal plates Colour: colorless to pale green Description: usually found on hematite spheres
Found in less then 1% of Cocoanuts |
| β Hydroxylapatite var. Carbonate-rich Hydroxylapatite Formula: Ca5(PO4,CO3)3(OH,O) Habit: hexagonal plates Colour: colorless to pale green Description: usually found on hematite spheres
Found in less then 1% of Cocoanuts |
| β Kaolinite Formula: Al2(Si2O5)(OH)4 Habit: hexagonal plates Colour: white Description: found in less then 1% of all cocanuts |
| β 'Manganese Oxides' References: Rolf LuetckeIdentification: Visual Identification |
| β Mordenite Formula: (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O Habit: masses of fine fibers Colour: white Description: found in less then 5% of all Cocoanuts |
| β Opal Formula: SiO2 · nH2O Habit: botryoidal Colour: colorless to white Description: found in less then 1% of all Cocoanuts |
| β Pyrolusite Formula: Mn4+O2 Colour: Black to brown Description: found in 20% of all cocoanuts |
| β Quartz Formula: SiO2 Description: found in 90% of all Cocoanuts |
| β Quartz var. Agate References: |
| β Quartz var. Amethyst Formula: SiO2 References: |
| β Quartz var. Chalcedony Formula: SiO2 Colour: milky white to blue gray Description: froms the outer rim of many Cocoanuts |
| β Ramsdellite Formula: Mn4+O2 Habit: most commonly radiating aggregates Colour: black Description: found in ~25% of Cocoanuts |
| β RanciΓ©ite Formula: (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O Habit: irregular masses, dendrites, hexagonal plates Colour: black Description: generaly associated with secondary calcite, Found in less then 1% of all cocoanuts |
| β Siderite Formula: FeCO3 Habit: massive Colour: brown Description: froms the outer wall of ~25% of the Cocoanuts |
| β Todorokite Formula: (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O Habit: fibrous Colour: light brown to black Description: found in ~30% of all cocoanuts |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| β | Goethite | 4.00. | Ξ±-Fe3+O(OH) |
| β | Hematite | 4.CB.05 | Fe2O3 |
| β | Quartz var. Agate | 4.DA.05 | SiO2 |
| β | 4.DA.05 | SiO2 | |
| β | var. Chalcedony | 4.DA.05 | SiO2 |
| β | var. Amethyst | 4.DA.05 | SiO2 |
| β | Opal | 4.DA.10 | SiO2 Β· nH2O |
| β | Pyrolusite | 4.DB.05 | Mn4+O2 |
| β | Ramsdellite | 4.DB.15a | Mn4+O2 |
| β | Hollandite | 4.DK.05a | Ba(Mn4+6Mn3+2)O16 |
| β | Cryptomelane | 4.DK.05a | K(Mn4+7Mn3+)O16 |
| β | Todorokite | 4.DK.10 | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 Β· 3-4H2O |
| β | RanciΓ©ite | 4.FL.40 | (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 Β· 0.6H2O |
| β | Birnessite | 4.FL.45 | (Na,Ca)0.5(Mn4+,Mn3+)2O4 Β· 1.5H2O |
| Group 5 - Nitrates and Carbonates | |||
| β | Calcite | 5.AB.05 | CaCO3 |
| β | Siderite | 5.AB.05 | FeCO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| β | Gypsum | 7.CD.40 | CaSO4 Β· 2H2O |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| β | Hydroxylapatite | 8.BN.05 | Ca5(PO4)3(OH) |
| β | var. Carbonate-rich Hydroxylapatite | 8.BN.05 | Ca5(PO4,CO3)3(OH,O) |
| Group 9 - Silicates | |||
| β | Beidellite | 9.EC.40 | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 Β· nH2O |
| β | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| β | Mordenite | 9.GD.35 | (Na2,Ca,K2)4(Al8Si40)O96 Β· 28H2O |
| Unclassified | |||
| β | 'Manganese Oxides' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| H | β Birnessite | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O |
| H | β Hydroxylapatite var. Carbonate-rich Hydroxylapatite | Ca5(PO4,CO3)3(OH,O) |
| H | β Goethite | Ξ±-Fe3+O(OH) |
| H | β Gypsum | CaSO4 · 2H2O |
| H | β Hydroxylapatite | Ca5(PO4)3(OH) |
| H | β Kaolinite | Al2(Si2O5)(OH)4 |
| H | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| H | β Opal | SiO2 · nH2O |
| H | β RanciΓ©ite | (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O |
| H | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| C | Carbon | |
| C | β Calcite | CaCO3 |
| C | β Hydroxylapatite var. Carbonate-rich Hydroxylapatite | Ca5(PO4,CO3)3(OH,O) |
| C | β Siderite | FeCO3 |
| O | Oxygen | |
| O | β Quartz var. Amethyst | SiO2 |
| O | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| O | β Birnessite | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O |
| O | β Calcite | CaCO3 |
| O | β Hydroxylapatite var. Carbonate-rich Hydroxylapatite | Ca5(PO4,CO3)3(OH,O) |
| O | β Quartz var. Chalcedony | SiO2 |
| O | β Cryptomelane | K(Mn74+Mn3+)O16 |
| O | β Goethite | Ξ±-Fe3+O(OH) |
| O | β Gypsum | CaSO4 · 2H2O |
| O | β Hematite | Fe2O3 |
| O | β Hollandite | Ba(Mn64+Mn23+)O16 |
| O | β Hydroxylapatite | Ca5(PO4)3(OH) |
| O | β Kaolinite | Al2(Si2O5)(OH)4 |
| O | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| O | β Opal | SiO2 · nH2O |
| O | β Pyrolusite | Mn4+O2 |
| O | β Quartz | SiO2 |
| O | β Ramsdellite | Mn4+O2 |
| O | β RanciΓ©ite | (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O |
| O | β Siderite | FeCO3 |
| O | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Na | Sodium | |
| Na | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Na | β Birnessite | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O |
| Na | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| Na | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Mg | Magnesium | |
| Mg | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Al | Aluminium | |
| Al | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Al | β Kaolinite | Al2(Si2O5)(OH)4 |
| Al | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| Al | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Si | Silicon | |
| Si | β Quartz var. Amethyst | SiO2 |
| Si | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Si | β Quartz var. Chalcedony | SiO2 |
| Si | β Kaolinite | Al2(Si2O5)(OH)4 |
| Si | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| Si | β Opal | SiO2 · nH2O |
| Si | β Quartz | SiO2 |
| P | Phosphorus | |
| P | β Hydroxylapatite var. Carbonate-rich Hydroxylapatite | Ca5(PO4,CO3)3(OH,O) |
| P | β Hydroxylapatite | Ca5(PO4)3(OH) |
| S | Sulfur | |
| S | β Gypsum | CaSO4 · 2H2O |
| K | Potassium | |
| K | β Cryptomelane | K(Mn74+Mn3+)O16 |
| K | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| K | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Ca | Calcium | |
| Ca | β Beidellite | (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O |
| Ca | β Birnessite | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O |
| Ca | β Calcite | CaCO3 |
| Ca | β Hydroxylapatite var. Carbonate-rich Hydroxylapatite | Ca5(PO4,CO3)3(OH,O) |
| Ca | β Gypsum | CaSO4 · 2H2O |
| Ca | β Hydroxylapatite | Ca5(PO4)3(OH) |
| Ca | β Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O |
| Ca | β RanciΓ©ite | (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O |
| Ca | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Mn | Manganese | |
| Mn | β Birnessite | (Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2O |
| Mn | β Cryptomelane | K(Mn74+Mn3+)O16 |
| Mn | β Hollandite | Ba(Mn64+Mn23+)O16 |
| Mn | β Pyrolusite | Mn4+O2 |
| Mn | β Ramsdellite | Mn4+O2 |
| Mn | β RanciΓ©ite | (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O |
| Mn | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Fe | Iron | |
| Fe | β Goethite | Ξ±-Fe3+O(OH) |
| Fe | β Hematite | Fe2O3 |
| Fe | β Siderite | FeCO3 |
| Sr | Strontium | |
| Sr | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
| Ba | Barium | |
| Ba | β Hollandite | Ba(Mn64+Mn23+)O16 |
| Ba | β Todorokite | (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
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References
Las Choyas, Aldama Municipality, Chihuahua, Mexico