AgateMA
Amherst
Amherst is a documented mineral occurrence near MA. Reported specimens include Agate. Verify land access and collecting rules before visiting.
View detailsAgate & Jasper rockhounding sites in Massachusetts
Where to find agates and jasper in the U.S. — Lake Superior beaches, Ellensburg blue, Wyoming Sweetwater fields, Texas Terlingua, Mojave desert beds, and colorful chalcedony shorelines.
9 agate & jasper destinations in Massachusetts.
Rockhounding sites in Massachusetts — agate & jasper: 9 spots in our directory. Sort live from your phone with near me, or browse all U.S. agate & jasper rockhounding sites and the Massachusetts state page.
Agate & Jasper collecting in Massachusetts
Where to find agates and jasper in the U.S. — Lake Superior beaches, Ellensburg blue, Wyoming Sweetwater fields, Texas Terlingua, Mojave desert beds, and colorful chalcedony shorelines.
We currently document 9 agate & jasper collecting sites in Massachusetts. Each listing includes original descriptions, visitor notes, and last-updated dates when available.
What to know before you collect
Agate & Jasper destinations in Massachusetts vary widely in access, season, and legality. Some are official recreation areas; others are informal gravel bars. Read the access and safety sections on each listing — never assume collecting is allowed without checking current signage.
For trip planning beyond this filter, browse the full Massachusetts state page, our guides, or use near me to sort by distance from your location.
What to pack for agate & jasper hunting
Gravel bars, desert washes, and dry lake beds — compared gear for agate and jasper field days.
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AgateMA
Cohasset
Cohasset is a documented mineral occurrence near MA. Reported specimens include Jasper, Epidote. Verify land access and collecting rules before visiting.
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Conway
Conway is a documented mineral occurrence near MA. Reported specimens include Agate. Verify land access and collecting rules before visiting.
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Deerfield
Deerfield is a documented mineral occurrence near MA. Reported specimens include Agate. Verify land access and collecting rules before visiting.
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Deerfield River
Deerfield River is a documented mineral occurrence near MA. Reported specimens include Jasper, Agate, Chalcedony. Verify land access and collecting rules before visiting.
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Marshfield
Marshfield is a documented mineral occurrence near MA. Reported specimens include Jasper. Verify land access and collecting rules before visiting.
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Middlesborough
Middlesborough is a documented mineral occurrence near MA. Reported specimens include Agate, Chalcedony. Verify land access and collecting rules before visiting.
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Rowley
Rowley is a documented mineral occurrence near MA. Reported specimens include Jasper. Verify land access and collecting rules before visiting.
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Sandwich
Sandwich is a documented mineral occurrence near MA. Reported specimens include Jasper. Verify land access and collecting rules before visiting.
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