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Samuelsonite: Pegmatite, Prospector, Rumney, Monoclinic Crystal System
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available from Wikipedia or other free sources online. Samuelsonite is a
complex mineral that is found near North Groton, Grafton County, New
Hampshire, USA. Additionally, it is most commonly found as a secondary
mineral in granite pegmatite. Samuelsonite is named after Peter B.
Samuelson, a prospector from Rumney, New Hampshire. The mineral has a
pale yellow color and has a hardness of 5 on Mohs scale. The crystal is
generally yellow, flat, and with straited crystals and blue trolleites.
Samuelsonite is monolinic. |
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