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Sincosite

#28578
SOLD
Sincosite from South Rasmussen Ridge mine, Soda Springs, Caribou Co., Idaho - 28578
Sincosite from South Rasmussen Ridge mine, Soda Springs, Caribou Co., Idaho - 28578

Sincosite

#28578
Availability
Sold
Size
3.5 x 5 x 2.5 cm - Miniature 
Formula
Ca(V4+O)2(PO4)2·5H2O (RRUFF)
Locality
South Rasmussen Ridge mine, Soda Springs, Caribou Co., Idaho
Tagged
phosphate

Thin pearly green tabs of Sincosite to <1mm in clusters and fine coatings in the open vugs of solid black Phosphorite matrix of the Phosphoria formation.

This is from a find by DMM's Tom Loomis made in 2010 and is from the same locality as the newly IMA approved, type-locality mineral Phosphovanadylite-Ca coming soon (as soon as it's formally published) to a Dakota Matrix Special Edition.

Sincosite

Formula
Ca(V4+O)2(PO4)2·5H2O 
Crystal System
Tetragonal 
Crystal Habit
Scaly, Platy, Aggregates 
Cleavage
Perfect, Distinct, Poor 
Luster
Vitreous - Metallic 
Color
green, yellowish green, olive green, brownish green 
Streak
light green 
Class
Tetragonal 
Fracture
Brittle 
Hardness
1-2 

Data courtesy of Webmineral.

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