Quick Links : The Mindat Manual The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

Home Page About Mindat The Mindat Manual History of Mindat Copyright Status Who We Are Contact Us Advertise on Mindat

Donate to Mindat Corporate Sponsorship Sponsor a Page Sponsored Pages Mindat Advertisers Advertise on Mindat

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

Minerals by Properties Minerals by Chemistry Mineral Visual Explorer Advanced Locality Search Random Mineral Random Locality Search by minID Localities Near Me Search Articles Search Glossary More Search Options

The Mindat Manual Add a New Photo Rate Photos Locality Edit Report Coordinate Completion Report Add Glossary Item

Mining Companies Statistics Users Mineral Museums Clubs & Organizations Mineral Shows & Events The Mindat Directory Device Settings The Mineral Quiz Time Machine

Photo Search Photo Galleries Search by Color Photo Colour Explorer New Photos Today New Photos Yesterday Members' Photo Galleries Past Photo of the Day Gallery Photography

Hadlyme, Town of Lyme, New London County, Connecticut, United States

Type:	Populated place - a city, town, village, or other agglomeration of buildings where people live and work
Mindat Locality:	Hadlyme, Lyme, New London County, Connecticut, USA
Mindat.org Region:	Hadlyme, Lyme, New London County, Connecticut, USA
Region:	Town of Lyme, New London County, Connecticut, United States
Latitude:	41° 25' 13" N
Longitude:	72° 24' 23" W
Lat/Long (dec):	41.42038,-72.40647
Köppen climate type:	Cfb : Temperate oceanic climate
Elevation:	30m
Mindat Feature ID:	4835582
Long-form Identifier:	mindat:2:6:4835582:3
GUID:	0

Search for other features

Mindat.org localities near to this feature

Locality	Latitude	Longitude	Distance
Hadlyme, Lyme, New London County, Connecticut, USA	41° 25' 14" N	72° 24' 38" W	0.3km (0.2 miles)
Sillimanite type locality, Chester, Middlesex County, Connecticut, USA	41° 24' 9" N	72° 27' 2" W	4.2km (2.6 miles)
Joshua Rock Quarry, Lyme, New London County, Connecticut, USA	41° 22' 50" N	72° 22' 36" W	5.1km (3.1 miles)
Ultramafic rock bodies, Haddam, Middlesex County, Connecticut, USA	41° 26' 9" N	72° 29' 33" W	7.4km (4.6 miles)
Haynes Deep River Quarry, Deep River, Middlesex County, Connecticut, USA	41° 21' 38" N	72° 27' 36" W	8.0km (5.0 miles)
Arnold Quarry, Haddam, Middlesex County, Connecticut, USA	41° 26' 48" N	72° 30' 1" W	8.3km (5.2 miles)
Long Hill prospects (Turkey Hill prospects), Haddam, Middlesex County, Connecticut, USA	41° 27' 3" N	72° 30' 20" W	8.9km (5.6 miles)
Shailor Quarry, Haddam, Middlesex County, Connecticut, USA	41° 26' 57" N	72° 30' 25" W	9.0km (5.6 miles)
Long Hill quartz locality, Haddam, Middlesex County, Connecticut, USA	41° 27' 14" N	72° 30' 24" W	9.2km (5.7 miles)
Nemo's Quarry, Haddam, Middlesex County, Connecticut, USA	41° 27' 30" N	72° 30' 24" W	9.4km (5.8 miles)
Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA	41° 27' 10" N	72° 30' 38" W	9.4km (5.8 miles)
Long Hill Quarry, Haddam, Middlesex County, Connecticut, USA	41° 27' 36" N	72° 30' 24" W	9.5km (5.9 miles)
Gulf Quarry, Haddam, Middlesex County, Connecticut, USA	41° 27' 47" N	72° 30' 25" W	9.6km (6.0 miles)
Long-lot Quarry, Haddam, Middlesex County, Connecticut, USA	41° 28' 10" N	72° 30' 7" W	9.7km (6.0 miles)
Moodus, East Haddam, Middlesex County, Connecticut, USA	41° 30' 9" N	72° 27' 0" W	9.8km (6.1 miles)
Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA	41° 29' 35" N	72° 28' 31" W	9.9km (6.2 miles)
Civilian Conservation Corps prospect (CCC prospect; Cook columbite prospect), Haddam, Middlesex County, Connecticut, USA	41° 27' 27" N	72° 30' 52" W	9.9km (6.2 miles)
State Route 9 rock cuts, Haddam, Middlesex County, Connecticut, USA	41° 26' 45" N	72° 31' 14" W	9.9km (6.2 miles)
Civilian Conservation Corps Quarry (CCC Quarry; Smith Quarry; Turkey Hill quarry lot), Haddam, Middlesex County, Connecticut, USA	41° 27' 29" N	72° 30' 51" W	9.9km (6.2 miles)
Arnold Granite Quarry (General Brainerd Quarry; Great Hill Quarry; Hazelton Quarry; Haddam Quarry; Brookes Quarry), Haddam, Middlesex County, Connecticut, USA	41° 28' 18" N	72° 30' 24" W	10.1km (6.3 miles)
Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA	41° 28' 54" N	72° 29' 56" W	10.3km (6.4 miles)
Jail Hill Road locality (Jail Hill Quarry), Haddam, Middlesex County, Connecticut, USA	41° 28' 15" N	72° 30' 42" W	10.4km (6.5 miles)
Almandine schorl and sillimanite locality, Haddam, Middlesex County, Connecticut, USA	41° 28' 19" N	72° 30' 39" W	10.5km (6.5 miles)
State Route 9 Interchange 13 - Beaver Meadow Road, Haddam, Middlesex County, Connecticut, USA	41° 27' 23" N	72° 31' 40" W	10.9km (6.8 miles)
Magnetite locality, Haddam, Middlesex County, Connecticut, USA	41° 27' 52" N	72° 31' 26" W	11.0km (6.8 miles)
Sulfur Spring (Sulphur Spring), Haddam, Middlesex County, Connecticut, USA	41° 28' 10" N	72° 31' 18" W	11.1km (6.9 miles)
Quarry Hill (Brainerd Quarries; Shailor Quarries), Haddam Neck, Haddam, Middlesex County, Connecticut, USA	41° 29' 21" N	72° 30' 17" W	11.2km (7.0 miles)
Timms Hill (Tim's Hill; Iolite Hill), Haddam, Middlesex County, Connecticut, USA	41° 28' 11" N	72° 31' 27" W	11.3km (7.0 miles)
Nathaniel Cook house, Haddam, Middlesex County, Connecticut, USA	41° 28' 49" N	72° 31' 0" W	11.4km (7.1 miles)
Sandy Hill, Haddam, Middlesex County, Connecticut, USA	41° 28' 37" N	72° 31' 14" W	11.4km (7.1 miles)

Prospected Pegmatite Outcrop

Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA

Smoky Quartz Pocket

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA

Nearby Retaining Wall

Sillimanite type locality, Chester, Middlesex County, Connecticut, USA

Prospected Pegmatite Outcrop

Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA

Smoky Quartz Pocket

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA

Nearby Retaining Wall

Sillimanite type locality, Chester, Middlesex County, Connecticut, USA

Prospected Pegmatite Outcrop

Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA

Smoky Quartz Pocket

Hewitt Gem Quarry, Haddam, Middlesex County, Connecticut, USA

Minerals recorded nearby (within 11.4 km)

ⓘ 'Almandine-Spessartine Series'

ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series'

ⓘ 'Fayalite-Forsterite Series'

ⓘ 'Heulandite Subgroup'

ⓘ 'Hornblende Root Name Group'

ⓘ 'var: Manganese Dendrites'

ⓘ 'Serpentine Subgroup'

ⓘ 'Stilbite Subgroup'

Regions in mindat.org that contain this locality

Region	Type

North America	Continent
North America Plate	Tectonic Plate
Avalonia Terrane, North America Plate	Volcanic Arc
Carolinia Domain, North America Plate	Domain
USA	Country
Connecticut, USA	State
New London County, Connecticut, USA	County
Lyme, New London County, Connecticut, USA	Town

Contains data courtesy of geonames.org - Creative Commons Attribution 4.0 License

Quick NavTop Mineral List Mindat Regions

Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: June 4, 2026 01:38:08

Go to top of page