Unusual graphite crystals from Lime Crest Quarry, Sparta, New Jersey

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Microcrystals of graphite occurring in the Franklin Marble at the Lime Crest quarry, Sparta, New Jersey, exhibit a variety of unusual and interesting morphologies that range from sharp hexagonal crystals to nearly spherical aggregates.

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© 1997 Routledge, Taylor & Francis Group. Publisher’s version of record: http://dx.doi.org/10.1080/00357529709605060

Republished in: The Picking Table: Journal of the Franklin-Ogdensburg Mineralogical
Society, Inc. 39(1), 20-24 (1998).

Also appears in: George F. Kunz Competition Papers 1996 (New York, New York Mineralogical Club, 1996) pp. 50-57 [3rd place]

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Rocks and Minerals