File:Polycrase-(Y)-619586.jpg

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Polycrase-(Y)-619586.jpg (418 × 600 pixels, file size: 217 KB, MIME type: image/jpeg)

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Description
English: Polycrase-(Y) is a rare multiple-oxide containing Y, U, Ti or Nb and is mainly found in pegmatites. Specimens labeled as being from this obscure locality may be from a pegmatite district around the cities of Rio Pomba and Uba (MINDAT). Specimens of any species are rare from this district. This is a stout, terminated, euhedral, prismatic crystal with an orangish-brown oxidation rind. The minimal bruising reveals the high waxy lustre and moderate translucence of the chocolate-brown crystal with orange highlights. Very rarely available. Ex. Josef Vajdak Collection.
Size: 5.2 x 2.7 x 2.0 cm.
From: Rio Pomba, Minas Gerais, Brazil
Date
Source https://www.mindat.org/photo-619586.html
Author
Robert M. Lavinsky  (1972–)  wikidata:Q56247090
 
Alternative names
Robert Matthew Lavinsky; Lavinsky, Robert M.; Lavinsky R M
Description American mineral collector and mineral dealer
iRocks.com (Mineralogical Record)
Date of birth 13 December 1972 Edit this at Wikidata
Location of birth Columbus Edit this at Wikidata
Authority file
creator QS:P170,Q56247090

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Rob Lavinsky, the copyright holder of this work, hereby publishes it under the following license:
w:en:Creative Commons
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This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
Attribution: Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
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  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
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current21:32, 12 February 2018Thumbnail for version as of 21:32, 12 February 2018418 × 600 (217 KB)Yuanga (talk | contribs)User created page with UploadWizard

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