AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Massachusetts > Graphite var. Plumbago

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Graphite var. Plumbago from Sturbridge Graphite Mines, Worcester County, Massachusetts

 
Graphite var. Plumbago from Sturbridge Graphite Mines, Worcester County, Massachusetts

Graphite var. Plumbago from Sturbridge Graphite Mines, Worcester County, Massachusetts

Graphite var. Plumbago from Sturbridge Graphite Mines, Worcester County, Massachusetts

Graphite var. Plumbago from Sturbridge Graphite Mines, Worcester County, Massachusetts

DESCRIPTION:No. 72817
Mineral:Graphite var. Plumbago
Locality:Sturbridge Graphite Mines, Worcester County, Massachusetts
Description:Large curved foliated mass of gray-metallic graphite crystals from the historic mines first discovered by the Nipmuc, then operated commercially starting in 1644 by John Winthrop the Younger (1606-1676). Ex. W. B. Thompson collection; ex. Dr. Joseph Springall (1811-1895) of Dexter, Maine
Overall Size:6.5x5x4 cm
Crystals:40-50 mm
Status: Sold - Posted here for reference only
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