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0 item @ $0.00  

Mixed Minerals

Friday, 06 January 2017 05:30 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including tokkoite and more from places like Chara and Tokko Rivers Confluence, Eastern Siberia, Russia.

Tokkoite

#PD46108
Locality
Chara and Tokko Rivers Confluence, Eastern Siberia, Russia 
Formula
K2Ca4Si7O18(OH)F 
Availability
Available
Price
$25.00
Size
2.5 x 0.5 x 0.5 cm - Thumbnail 
Special Info
Type Locality 

A tight packed, splintery mass of light purple Charoite with yellowish brown Tokkoite.


Tokkoite

Formula
K2Ca4Si7O18(OH)F 
Crystal System
Triclinic 
Crystal Habit
Radial, Columnar, Aggregates 
Cleavage
Perfect, Very Good, None 
Luster
Vitreous (Glassy) 
Color
brownish yellow, colorless, light yellow 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Splintery 
Hardness
4-5 
Collection
Phillips Collection
Special Info
Type Locality
Mineralpedia
View Tokkoite
On Dakota Matrix
Previously Sold Tokkoite
On Dakota Matrix
Other Available Tokkoite
WebMineral
View Tokkoite
Mindat
View Tokkoite

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