Pratt Quarry, Portland, Middlesex County, Connecticut, USAi
| Regional Level Types | |
|---|---|
| Pratt Quarry | Quarry (Backfilled) |
| Portland | - not defined - |
| Middlesex County | County |
| Connecticut | State |
| USA | Country |
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Latitude & Longitude (WGS84):
41° 38' 7'' North , 72° 36' 3'' West
Latitude & Longitude (decimal):
Locality type:
Quarry (Backfilled) - last checked 2020
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Cromwell | 13,750 (2017) | 5.8km |
| Glastonbury Center | 7,387 (2017) | 7.3km |
| Portland | 5,862 (2017) | 7.7km |
| Lake Pocotopaug | 3,436 (2017) | 8.6km |
| Glastonbury | 31,876 (2017) | 8.6km |
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 |
|---|---|---|
| Lapidary and Mineral Society of Central Connecticut | Meriden, Connecticut | 20km |
| Bristol Gem & Mineral Club | Bristol, Connecticut | 29km |
| New Haven Mineral Club | New Haven, Connecticut | 45km |
A small pegmatite quarry obliterated by housing construction along Michelle Drive.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| β Albite Formula: Na(AlSi3O8) Reference: Field observations. |
| β Microcline Formula: K(AlSi3O8) Reference: Field observations. |
| β Muscovite Formula: KAl2(AlSi3O10)(OH)2 Reference: Field observations. |
| β Quartz Formula: SiO2 Reference: Field observations. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| β | Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| β | Albite | 9.FA.35 | Na(AlSi3O8) |
| β | Microcline | 9.FA.30 | K(AlSi3O8) |
| β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | Oxygen | |
| O | β Albite | Na(AlSi3O8) |
| O | β Quartz | SiO2 |
| O | β Microcline | K(AlSi3O8) |
| O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Na | Sodium | |
| Na | β Albite | Na(AlSi3O8) |
| Al | Aluminium | |
| Al | β Albite | Na(AlSi3O8) |
| Al | β Microcline | K(AlSi3O8) |
| Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | Silicon | |
| Si | β Albite | Na(AlSi3O8) |
| Si | β Quartz | SiO2 |
| Si | β Microcline | K(AlSi3O8) |
| Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| K | Potassium | |
| K | β Microcline | K(AlSi3O8) |
| K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)Betts, John. (1996) The Quarries and Minerals of South Glastonbury, Connecticut. George F. Kunz Competition Papers 1996. New York Mineralogical Club.
Betts, John. (1999) The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks & Minerals: 74(2): 110-121.
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Ganderia DomainDomain
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