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2 items @ $50.00  
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Jahnsite-(Camnmg) with Mitridatite

#BM40977
SOLD
Jahnsite-(CaMnMg) from Tip Top mine, Custer Co., South Dakota, United States - BM40977
Jahnsite-(CaMnMg) from Tip Top mine, Custer Co., South Dakota, United States - BM40977

Jahnsite-(Camnmg) with Mitridatite

#BM40977
Availability
Sold
Size
5.5 x 3 x 1.5 cm - Sm Cabinet 
Formula
CaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate

Nut brown, striated crystals of Jahnsite to 1mm on platy deep red Mitridatite.

Type Locality

Jahnsite-(CaMnMg)

Formula
CaMn2+Mg2Fe3+2(PO4)4(OH)2·8H2O 
Crystal System
Monoclinic 
Cleavage
Good, None, None 
Luster
Vitreous - Adamantine 
Color
brown, purplish brown, yellow, yellow orange, greenish yellow 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
4 

Data courtesy of Webmineral.

Collection
McConlogue Collection
Special Info
Type Locality
Mineralpedia
View Jahnsite-(CaMnMg)
On Dakota Matrix
Previously Sold Jahnsite-(Camnmg)
On Dakota Matrix
Other Available Jahnsite-(Camnmg)
WebMineral
View Jahnsite-(Camnmg)
Mindat
View Jahnsite-(Camnmg)

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