Wavellite from General Trimble's Mine, Pennsylvania, USA

$200.00

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Colorless botryoidal crystallized wavellite covering the top of matrix. In good condition. Nice old time specimen for this Pennsylvania classic.General Trimble's Mine, located in East Whiteland Township, Chester County, Pennsylvania, is a historic small-scale excavation situated within a complex metamorphic and sedimentary regional geology known for phosphate and secondary mineral formations. Historically worked or prospected during the 19th century, the site gained enduring renown among mineral collectors for yielding scarce secondary specimens such as distinct crystal coatings of gibbsite as well as rare occurrences of wavellite, planerite and turquoise associated with weathered matrix rock.