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Diameter, mm (1mm - 0,039inch)

Collectible minerals - full range in stock "Narsarsukite"

Narsarsukite is a rare mineral. There are only 13 manifestations of this mineral in the world. In the USSR, narsarsukite was first discovered by V.I. Gerasimovsky in the 1930s in Lovozero near Mount Flora. Due to the fact that the manifestation was in a wooded area, it was later lost and rediscovered only in the nineties.

You can see narsarkurite stone (fees of the site owner) for sale and buy it in the Minerals of Russia online store.

Physical properties of Narsarsukite

General
Category Silicate mineral
Formula
(repeating unit)
Na4(Ti,Fe)4[Si8O20](O,OH,F)4
IMA symbol Nar
Strunz classification 9.DJ.05
Crystal system Tetragonal
Crystal class Dipyramidal (4/m)
H-M symbol: (4/m)
Space group I4/m
Unit cell a = 10.72, c = 7.95 [Å]; Z = 4
Identification
Color Honey to lemon-yellow, reddish brown, brownish gray, tan, pink; may be green from inclusions; may show color zoning
Crystal habit Occurs as flat tabular to equant, striated crystals In divergent, radiating groups; massive
Cleavage Good on {100} and {110}
Fracture Uneven to subconchoidal
Tenacity Brittle
Mohs scale hardness 5.5 - 7
Luster Vitreous, pearly on {110}
Streak White
Diaphaneity Transparent to translucent
Specific gravity 2.64-2.83
Optical properties Uniaxial (+)
Refractive index nω = 1.609 nε = 1.630
Birefringence δ = 0.021
Pleochroism Weak; O = colorless to yellow; E = colorless to honey-yellow
Code: 3856
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
43*39*32mm

0.00 $ $31.67

Code: 3857
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
42*33*36mm

0.00 $ $16.67

Code: 3859
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
67*31*29mm

0.00 $ $25.00

Code: 3861
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
51*37*30mm

0.00 $ $16.67

Code: 184
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
24*22*14mm

0.00 $ $9.00

Code: 3858
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
48*35*29mm

0.00 $ $31.67

Code: 1510
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
57*34*27mm

0.00 $ $15.00

Code: 753
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
47*33*22mm

0.00 $ $25.00

Code: 183
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
35*51*22mm

0.00 $ $35.00

Code: 182
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
60*46*30mm

0.00 $ $40.00

Code: 1511
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
42*34*26mm

0.00 $ $35.00

Code: 1512
Pegmatite No. 28, Flora site, Salsurt, Lovozersky massif, Kola Peninsula, RF
32*22*25mm

0.00 $ $25.00

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