The following specimens were collected from
a roadcut south of Gooderham, Ontario, Canada.
To read an abstract about this occurrence, please click here:
Abstract
For interesting naturally occurring graphit cones on the surfaces
of graphite aggregates from Gooderham, click here.
|
from calcite, with associated schist. John A. Jaszczak collection #1909 and photo. |
|
from calcite. Note the "pressure shaddows" to the right and left of the sphere. John A. Jaszczak collection #1812 and photo. |
|
etched from calcite. John A. Jaszczak collection #1829 and photo. |
1.4 mm graphite sphere showing 3-fold
spiral pattern on the surface. Etched from calcite. John A. Jaszczak collection #1817 and photo. |