Pollucite from the GE-SE mine in Maine


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This pollucite specimen is from the GE-SE mine in Buckfield, Oxford County, Maine, USA. This pollucite occurence was mined for its use in the manufacturing of radio bulbs and I was told for light bulbs. Pollucite is a silicate that contains the elements Cs, Na, Al, Si, O and H.The cesium (Cs) in the pollucite was used to improve the longevity of the electric bulbs at that time. Later other elements were discovered for that purpose and the locale is closed to mining and collection. This piece consists of  lamellae layers of massive pollucite. It measures 1 3/8 x 1 3/8 x 1 1/4 inches or 35 x 35 x 32 mm.

Additional information

Weight5 oz