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Franklin and Sterling Mines Page 5
OXIDES - SPINEL GROUP
17A01
Franklinite
Franklin, NJ
Franklinite octahedra, showing high luster characteristic of
Franklin, in marble. The large octahedron is 2.7 cm on the edge.
Specimen size - approx 9.5 cm. X 9 cm. X 8 cm.
F460C
Franklinite
Sterling Mine, Ogdensburg, NJ
Large well preserved franklinite octahedron in ore. The
crystal measures 7.2 cm on the long edge.
Specimen size - approx 14.2 cm. X 8.5 cm. X 8.5 cm.
M0074
FRANKLINITE
NJ Zinc Plant #2 site (Mill Site),
Franklin, Sussex Co., NJ, USA
Franklinite of unusual habit in calcite with
weathered rhodonite. This crystal is ap-
proximately an inch in diameter.
(Photo by Gary Grenier)
Specimen size: approx. 11.3 cm X 8.7 cm X 6.3 cm
M0440
FRANKLINITE
Sterling Mine, Ogdensburg,
Sussex Co., NJ, USA
Large franklinite octahedron in calcite with
smaller crystals.
(Photo by Gary Grenier)
Specimen size: approx. 6.3 cm X 5 cm X 4.4 cm
M0177
FRANKLINITE
Franklin, Sussex Co., NJ, USA
Large dodecahedral franklinite crystals in
calcite with willemite.
(Photo by Gary Grenier)
Specimen size: approx. 15 cm X 9.4 cm X 8.7 cm
J2068
Franklinite
Franklin, NJ
Somewhat weathered group of franklinite dodecahedra on andradite.
Large crystal is 3.5 cm across.
Specimen size - approx 8 cm. X 7.8 cm. X 5 cm.
Cabinet specimen. Ex John E MacDonald
O1743
Magnetite
Franklin, NJ
Incomplete magnetite octahedra in marble showing growth trigons.
Specimen size - approx 6.5 cm. X 6 cm. X 4.5 cm.
Cabinet specimen
M0243
SPINEL (GAHNITE?)
Franklin, Sussex Co., NJ, USA
A large spinel octahedron in marble with
smaller octahedra. This crystal appears
to be black in the photo but is actually
dark blue. The confusion over the identity
of this spinel is caused by the color of the spinel and the lack of detailed locality information on this specimen.
(Photo by Gary Grenier)
Specimen size: approx. 5.6 cm X 4.4 cm X 4.4 cm
Sorry, the mineral specimens on this page are not for sale.
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