Magnetite (Whitmore Coll.)

ZCA Mine, Balmat, St Lawrence Co., New York
Cabinet, 11.3 x 4.8 x 4.5 cm
Start Time: 04/04/2015 6:30:00 pm (CDT)
End Time: 04/09/2015 6:30:00 pm (CDT)
Auction Closed

Item Description

In the 1980s and early 90s, the mineral collectors who pay attention to Eastern US material were shocked at the sudden spurt of incredible, lustrous, jet-black, magnetite crystals popping up on the market out of this deep mine (it extended down to 2500 feet according to MINDAT!). These are, I think, among the world's finest magnetites for their freaky metallic luster and unusually sharp cubic habits (most magnetite is octohedral). This specimen is a rare cabinet piece featuring sharp crystals to nearly 1.5 cm, although the best crystal is on the left hand portion, and is 1 cm across. Superb example, from a now closed and defunct locality which, for a brief time, really gave collectors something unprecedented. The noted periphery wear has very little impact to the overall very high quality of this large and exceptional piece. The base has been sawed to enhance the considerable display quality. Ex Robert Whitmore Collection. Valued at $1000 and well worth it.

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