Pay in 4 interest-free payments of $43.75 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
The quality of the Cassiterites on this specimen is outstanding
Ex – Brian Kosnar Collection
Great condition all the way around
caddisfly (Trichoptera)
It should be noted that this crystal does a slight color change in different temperature lighting as it can shift from the golden "champagne" hue to more of a greenish overtone
Britholite-(Ce) / Allanite-(Ce) on Microcline October birthstone The quality of the CassiteritesA rich specimen, and a great representation of this extremely hard to find material. This specimen was personally collected by my father, Richard Kosnar, on April 15, 1973. It features brownish areas of the uncommon phosphate, Britholite (Ce) associated with greenish grey Trnebohmite (Ce) which are covered on one side by a dark band of Allanite (Ce) with so called pinkish tan Cerite and pinkish Microcline. The specimen was analyzed by Gene Foord years
US$ 160.00
US$ 14.00
US$ 125.00
US$ 21.00
US$ 135.00
US$ 125.00
US$ 165.00
US$ 125.00
US$ 24.00
US$ 12.00
US$ 112.50
US$ 21.00
US$ 132.50
US$ 95.00
US$ 145.00
US$ 137.50
