The Mindat Mineral and Gem Auctions

Auction 2566: certified Calcybeborosilite-(Y) HOLOTYPE

Seller:

Pavel Kartashov

Date Posted:

24th Sep 2012

Item Location:

Russia

Categories:

Rare Mineral Species

Micromounts and Microminerals

This Auction is Over - Time Ended:

27th Sep 2012 22:20:08 (All times listed in GMT)

Number of Bids:

No bids

Description:

Three grains ~0.5x0.5 mm of rare mineral Calcybeborosilite-(Y) - intermediate specie between Hingganite-(Y) and Datolite - from its the type locality Darai-Pioz Glacier, Alai Range, Tien Shan Mts, Tajikistan.
This is part of the holotype, collected by E.I. Semenov in 1962.
Purchasing this lot you purchase whole collection of rare species. As was shown by investigation of random grain from this package (look http://www.mindat.org/photo-375715.html and daughter photos) it is composed by usual calcybeborosilite-(Y), its LREE-rich variety, inclusions of bastnäsite-(Y) and hydroxylbastnäsite-(Nd), chernovite-(Y) and gasparite-(Ce) intergrowths. Dark-grey phases are quartz and feldspars.

Payment Methods:

PayPal, International Money Order

Payment Terms:

Payment is expected within 5 days of auction close.

Shipping Costs & Information:

Postage worldwide by air mail - 5€.

Mindat Member Comments

Please note that comments below have NOT been left by the auction poster, unless specified otherwise.

23rd Nov 2011 15:14:05Comment from: Zia uddinDear sir:

we have nice Minerals in Stock, feel free to contact us,,
Regards

Zia.

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