Connecticut Mines and Minerals
A dark, elongated mineral crystal embedded in light-colored rock.
A close-up of a dark, shiny arsenopyrite mineral with metallic luster, resting on a textured surface.
A natural forest scene with large rocks and trees. Text overlay says 'ARSENOPYRITE X - COBALT CT'.
A small cave or tunnel entrance in a dirt hillside surrounded by trees and rocks.
Close-up view of Barite Siderite minerals from New Britain, Connecticut showing dark brown, purple, and yellow mineral crystals.
Several large gray rocks and a small coin on a red surface.
Large mineral or rock specimen on red surface, with a coin for scale, labeled 'Beryl - Merrall Quarry CT'.
A large, rough mineral or gemstone with layers of blue, white, and gray, placed on a red surface with a coin for size reference, labeled 'Beryl - Southford CT'.
Close-up of a greenish mineral crystal among other mineral rocks and grains
Collection of assorted rough gemstones and minerals with a quarter for size reference.
A person standing near large rocks and leafless trees in a wooded area.
A rocky hillside with leafless trees in a wooded area during late fall or winter.
A black, shiny, crystalline mineral called chalcopyrite from Bristol, Connecticut.
Close-up of a mineral specimen called Chalcosite2 from Bristol, Connecticut, with black and white crystalline formations and a penny for size comparison.
Close-up of a fluorite Wurtzite crystal from Thomaston, Connecticut, showing transparent purple cubic structure among dark surrounding minerals.
A cluster of garnet crystals with a quarter coin for size comparison, from Merrall Quarry, Connecticut.
Ten uncut gemstones of various colors and a quarter for size comparison on a black background.
Close-up of a mineral or crystal with black and gold inclusions, labeled 'Goethite - East Haven CT'.
Close-up of transparent heulandite mineral crystals with black and white mineral deposits, labeled as Heulandite from Thomaston, Connecticut.
Large black mineral specimen with gray and white rock matrix, next to a coin for size reference, labeled 'Ilmenite - West Torrington CT'.
A large piece of black and gray mineral with a rough and jagged surface. The text at the bottom reads "KYANITE - WEST TORRINGTON CT."
Close-up view of a dark, textured, crystalline mineral surface with white specks. Text overlay reads "KYANITE2 - WEST TORRINGTON CT."
Close-up of layered rock formations with moss and small water streams in a forested area.
A dark cave opening in a wooded area near a body of water with a rock in front and sparse trees on a slope.
Close-up of a large, crystalline magnesium mineral specimen on a red background with a label that reads 'Magnesium - Canaan CT'.
Close-up of Malachite mineral with greenish-blue crystals and brown matrix, labeled 'Malachite - New Britain CT'.
Green mineral crystal formation surrounded by clear crystals, with text indicating 'Malachite2 - New Britain CT'.
Malachite mineral specimen with vibrant green color and rough texture, labeled 'Malachite Barite - Bristol CT'.
Close-up of vibrant green malachite and barite crystals on black matrix from Cheshire, Connecticut.
Close-up image of Malachite Quartz mineral with green Malachite crystal formations and clear Quartz crystals, labeled as Malachite Quartz from New Britain, Connecticut.
Close-up of a small, irregularly shaped geological sample or mineral, labeled 'Margarite,' from Long Hill Xtrumbull, Connecticut.
Close-up of yellow crystalline mineral formations on a rock surface, labeled Meta-Autunite, Branchville, Connecticut.
A close-up of a yellow crystal formation on a dark surface.
A dog standing on a rocky, snow-dusted trail in a forest with leafless trees and a blue backpack in the background.
A large piece of muscovite mineral resting on a red surface with a coin for scale, labeled as Plumose Muscovite from Woodbury, CT.
Close-up of a small, shiny mineral fragment, identified as pyrite, inside a dark crevice.
Close-up of mineral crystals, labeled as pyrite, with some iron sulfide crystals among quartz or similar mineral stones.
Close-up of mineral crystals labeled pyrite, wurtzite, and from Thomaston, Connecticut.
Various rocks and minerals displayed on a red surface, with shadows cast to the side.
A large piece of staurolite mineral from West Torrington, Connecticut, with a quarter coin for scale, set against a red background.
Close-up of a Stilbite crystal with a greenish hue against a dark background, specified as from Thomaston, CT.
Close-up of a large, rough gray tremolite mineral specimen on a red background.
Close-up of a black, shiny mineral crystal with rough edges, partially embedded in a yellowish matrix.
Close-up of black and clear mineral crystals, identified as wurtzite, with some areas exhibiting a shiny, metallic appearance.