Unusual Graphite Crystals
from Lime Crest quarry, Sparta, New Jersey

Fig. 7.

A well-formed hexagonal graphite crystal (1.2 mm) with a thick secondary overgrowth of graphite. The crystal is on partially etched calcite and is associated with orange phlogopite that is included with tiny graphite spheres, and an unidentified pale green mineral at the mid-lower right. John A. Jaszczak specimen #1556b and photo.