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1 item @ $125.00  

Three Little Pegmatites

Friday, 12 February 2021 08:00 AM

Three famous phosphate loaded pegmatites - The Palermo, Hagendorf, and Tip Top Pegmatites.

Purpurite

#PD55064
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany 
Formula
(Mn3+,Fe3+)PO4 
Availability
Sold
Size
5 x 5.5 x 4.5 cm - Sm Cabinet 
Tagged
phosphate , pegmatite mineral  

Massive dark purple Purpurite with a 1933 old lablel (see prov.) tab. It comes with an old label from the G. Emery collection. See prov. tab - dated 1922.


Purpurite

Formula
(Mn3+,Fe3+)PO4 
Crystal System
Orthorhombic 
Crystal Habit
Massive - Granular 
Cleavage
Perfect, Perfect, None 
Luster
Earthy (Dull) 
Color
brownish black, violet, dark pink, dark red, reddish purple 
Streak
red 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Uneven 
Hardness
4-5 
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Rockbridgeite

with Hureaulite & Tavorite - #PD55046
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany 
Formula
Fe2+Fe3+4(PO4)3(OH)5 
Availability
Sold
Size
4.5 x 3.5 x 2.5 cm - Miniature 
Tagged
phosphate , pegmatite mineral  

Very lustrous, black, compact fibous Rockbridgeite to 1cm with minor Tavorite and pink Hureaulite.


Rockbridgeite

Formula
Fe2+Fe3+4(PO4)3(OH)5 
Crystal System
Orthorhombic 
Cleavage
Perfect, Distinct, Distinct 
Luster
Vitreous - Dull 
Color
green, dark olive green, black, brownish green, reddish brown 
Streak
greenish gray 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Uneven 
Hardness
4.5 

Roscherite

with Montgomeryite - #BN55036
Locality
Tip Top mine, Custer Co., South Dakota, United States 
Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Availability
Sold
Size
6 x 5 x 2 cm - Sm Cabinet 
Tagged
phosphate , beryllium , pegmatite mineral  

Black, sparkly layer of crystalline Roscherite (Zanazziite?) with larger irregular rosettes of black Roscherite and white lath-like groups of Montgomeryite.


Roscherite

Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Crystal System
Triclinic 
Crystal Habit
Pistolitic 
Cleavage
Good, Distinct, None 
Color
light brown, dark brown, olive green, orange red, red 
Streak
light brown 
Class
Triclinic - Pinacoidal 
Hardness
4.5 
Collection
Dr. Buford Nichols Collection

Roscherite

with Hurlbutite - #BN55090
Locality
Tip Top mine, Custer Co., South Dakota, United States 
Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Availability
Sold
Size
4 x 2 x 1.5 cm - Miniature 
Tagged
phosphate , beryllium , pegmatite mineral  

Purplish tiny 0.5mm and less Roscherite crystals on both sides with colorless bead-like Hurlbutite


Roscherite

Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2
Crystal System
Triclinic 
Crystal Habit
Pistolitic 
Cleavage
Good, Distinct, None 
Color
light brown, dark brown, olive green, orange red, red 
Streak
light brown 
Class
Triclinic - Pinacoidal 
Hardness
4.5 
Collection
Dr. Buford Nichols Collection

Scholzite

#PD55043
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany 
Formula
CaZn2(PO4)2·2H2
Availability
Available
Price
$35.00
Size
1.5 x 1.5 x 1.5 cm - Thumbnail 
Tagged
phosphate , pegmatite mineral  

A small specimen with 3mm bladed Scholzite crystals.


Scholzite

Formula
CaZn2(PO4)2·2H2
Crystal System
Orthorhombic 
Cleavage
Parting, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, gray white, white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
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Scholzite

with Vivianite & Rockbridgeite - #BN55069
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany 
Formula
CaZn2(PO4)2·2H2
Availability
Sold
Size
8.5 x 7 x 5.5 cm - Sm Cabinet 
Tagged
phosphate , pegmatite mineral  

Stubby white Scholzite crystals to about 1mm in an area of 1.3 x 1.1cm in a matrix of mostly Quartz. There is also dark blue formless and highly etched Vivianite in an area of 3.5 x 2.5cm plus Beryl and Sphalerite in the matrix,


Scholzite

Formula
CaZn2(PO4)2·2H2
Crystal System
Orthorhombic 
Cleavage
Parting, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, gray white, white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
Collection
Dr. Buford Nichols Collection
Mineralpedia
View Scholzite
On Dakota Matrix
Previously Sold Scholzite
On Dakota Matrix
Other Available Scholzite
WebMineral
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Mindat
View Scholzite

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