Forest Ridge Road, Higganum, Haddam, Middlesex County, Connecticut, USAi
Regional Level Types | |
---|---|
Forest Ridge Road | Road |
Higganum | - not defined - |
Haddam | - not defined - |
Middlesex County | County |
Connecticut | State |
USA | Country |
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Latitude & Longitude (WGS84):
41° 29' 28'' North , 72° 32' 28'' West
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Mindat Locality ID:
264352
Long-form identifier:
mindat:1:2:264352:9
GUID (UUID V4):
2e1810c3-601a-459b-9af2-5c18f51ca523
Road cuts for residential development exposed small common pegmatites and the host rock Ordovician Pond Meadow Gneiss. Besides the rock-forming pegmatite minerals are highly fluorescent coatings of opal-AN.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
β Albite Formula: Na(AlSi3O8) Habit: anhedral Colour: white References: |
β Almandine Formula: Fe2+3Al2(SiO4)3 Habit: trapezohedral to anhedral grains Colour: maroon Description: tiny accessory grains References: |
β Annite Formula: KFe2+3(AlSi3O10)(OH)2 Description: tiny accessory flakes References: |
β Hematite Formula: Fe2O3 Habit: stains Description: stains probably from the oxidation of magnetite References: |
β Magnetite Formula: Fe2+Fe3+2O4 Habit: striated octahedrons Colour: metallic gray-black Description: mostly small accessory grains References: |
β Microcline Formula: K(AlSi3O8) Habit: anhedral Colour: pink References: |
β Muscovite Formula: KAl2(AlSi3O10)(OH)2 Description: micaceous accessory in small grains References: |
βͺ Opal Formula: SiO2 · nH2O Habit: encrustations Colour: colorless Fluorescence: bright green Description: Gelatinous coatings and encrustations, some easily visible without using a UV lamp, on both pegmatite and host gneiss. UV response best in SW, progressively less in MW to LW. References: |
βͺ Opal var. Opal-AN Formula: SiO2 · nH2O Habit: encrustations Colour: colorless Fluorescence: bright green Description: Gelatinous coatings and encrustations, some easily visible without using a UV lamp, on both pegmatite and host gneiss. UV response best in SW, progressively less in MW to LW. References: |
β Quartz Formula: SiO2 Habit: masive Colour: black References: |
β Quartz var. Smoky Quartz Formula: SiO2 Habit: masive Colour: black References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
β | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
β | Hematite | 4.CB.05 | Fe2O3 |
β | Quartz | 4.DA.05 | SiO2 |
β | var. Smoky Quartz | 4.DA.05 | SiO2 |
β | Opal var. Opal-AN | 4.DA.10 | SiO2 Β· nH2O |
β | 4.DA.10 | SiO2 Β· nH2O | |
Group 9 - Silicates | |||
β | Almandine | 9.AD.25 | Fe2+3Al2(SiO4)3 |
β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
β | Annite | 9.EC.20 | KFe2+3(AlSi3O10)(OH)2 |
β | Microcline | 9.FA.30 | K(AlSi3O8) |
β | Albite | 9.FA.35 | Na(AlSi3O8) |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | β Annite | KFe32+(AlSi3O10)(OH)2 |
H | β Opal var. Opal-AN | SiO2 · nH2O |
H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
H | β Opal | SiO2 · nH2O |
O | Oxygen | |
O | β Albite | Na(AlSi3O8) |
O | β Annite | KFe32+(AlSi3O10)(OH)2 |
O | β Almandine | Fe32+Al2(SiO4)3 |
O | β Hematite | Fe2O3 |
O | β Opal var. Opal-AN | SiO2 · nH2O |
O | β Magnetite | Fe2+Fe23+O4 |
O | β Microcline | K(AlSi3O8) |
O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
O | β Opal | SiO2 · nH2O |
O | β Quartz | SiO2 |
O | β Quartz var. Smoky Quartz | SiO2 |
Na | Sodium | |
Na | β Albite | Na(AlSi3O8) |
Al | Aluminium | |
Al | β Albite | Na(AlSi3O8) |
Al | β Annite | KFe32+(AlSi3O10)(OH)2 |
Al | β Almandine | Fe32+Al2(SiO4)3 |
Al | β Microcline | K(AlSi3O8) |
Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | Silicon | |
Si | β Albite | Na(AlSi3O8) |
Si | β Annite | KFe32+(AlSi3O10)(OH)2 |
Si | β Almandine | Fe32+Al2(SiO4)3 |
Si | β Opal var. Opal-AN | SiO2 · nH2O |
Si | β Microcline | K(AlSi3O8) |
Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | β Opal | SiO2 · nH2O |
Si | β Quartz | SiO2 |
Si | β Quartz var. Smoky Quartz | SiO2 |
K | Potassium | |
K | β Annite | KFe32+(AlSi3O10)(OH)2 |
K | β Microcline | K(AlSi3O8) |
K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Fe | Iron | |
Fe | β Annite | KFe32+(AlSi3O10)(OH)2 |
Fe | β Almandine | Fe32+Al2(SiO4)3 |
Fe | β Hematite | Fe2O3 |
Fe | β Magnetite | Fe2+Fe23+O4 |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Ganderia DomainDomain
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