Rocks & minerals reported in Maine
61 rocks, minerals, gemstones, and fossils reported across 27 mapped rockhounding spots in Maine. Each entry links to a field-ID guide; the state-specific links open the list of spots known to produce that material in Maine.
Most-reported in Maine
Ranked by the number of Maine spots in this dataset that mention each material.
Quartzcommonmineral · Mohs 7colorless, white, gray
Berylcommonmineral · Mohs 7.5-8colorless, green, blue
Albitecommonmineral · Mohs 6-6.5white, colorless, gray
Pyritecommonmineral · Mohs 6-6.5brass-yellow, pale-gold
Schorlcommonmineral · Mohs 7-7.5black
Biotitecommonmineral · Mohs 2.5-3black, dark brown, dark green
Aquamarineuncommongemstone · Mohs 7.5-8blue, blue-green, green-blue
Muscovitecommonmineral · Mohs 2.5-3colorless, yellow, brown
Chalcopyritecommonmineral · Mohs 3.5-4brass-yellow, iridescent, gold
Amethystcommongemstone · Mohs 7purple, violet, lavender
Arsenopyritecommonmineral · Mohs 5.5-6silver-white, steel-gray
Calcitecommonmineral · Mohs 3white, colorless, yellow
Where in Maine to find each
State-specific spot lists. Each link opens the Maine subset of mapped rockhounding spots for that mineral.
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