Pay in 4 interest-free payments of $43.75 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
“floater” bi-color TWIN
but this piece is even more enticing as the some of the Quartz crystals have formed a "Faden" (German word for string) growth
Kosnar collection
The quality of the Cassiterites on this specimen is outstanding
Britholite-(Ce) / Allanite-(Ce) on Microcline October birthstone “floater” bi-color TWINA 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
