Lyman Viaduct, Dickinson Creek, Salmon River State Forest, Westchester, Colchester, New London Co., Connecticut, USA

Popular gem "pyrope" garnet (really almandine) digging locality, in stream bed just below the Lyman Viaduct. Rounded alluvial garnet crystals up to 1 cm. Cut gems up to 2.5ct are known. Ref: Bruce Jarnot and Miranda Jarnot: "Gem Almandine from Colchester, Connecticut." in abstracts of the 31st Rochester Mineralogical Symposium, April 2004. WARNINGS: Follow rules for collecting in Connecticut state forests. Beware of broken glass in the alluvium. Note that some constituents of the alluvium may be derived from the sand and slag used to fill in the viaduct, and might not be native to the area.

Mineral List:

	Almandine

	'Almandine-Pyrope Series'

	'Amphibole Group'

	Biotite

	Pyrope var: Rhodolite

	Quartz

	Staurolite

7 entries listed. 3 valid minerals.

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