A really niced phosphate specimen from the famed Rapid Creek locality in the far northern part of the Yukon of Canada. This piece features a coverage of sharp, well-formed, pseudo-cubic (trigonal) crystals of the uncommon strontium aluminum phosphate species, Goyazite measuring up to 4 mm, sitting on matrix.
Formula :
SrAl3[(OH)6/PO3(OH)/PO4]
System: trigonal Hardness:4˝-5 Rarity:not common
Strunz id:VII/B.36-30 -
PHOSPHATES, ARSENATES and VANADATES
Name origin: Named in 1884 by Augustin Alexis Damour for the province of Goyaz (now Goiás), Brazil. (Note: Although the mineral type locality is in the province of Minas Gerais, the mineral is named after the neighboring province.)
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 Specimen weight:68 gr.
 Crystal size:Up to 4 mm
 Overall size: 60mm x 32 mm x 33 mm
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