bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1)

bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1) #1.0
bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1) #1.0
bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1) #2.1
bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1) #3.2
bicolor tourmaline Crystals - Height: 17 mm - Width: 4 mm- 20 g - (1) #4.3
01
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Current bid
€ 68
Reserve price not met
Yoan Beckaert
Expert
Selected by Yoan Beckaert
Estimate  € 150 - € 200
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Bicolour tourmaline crystals from Afghanistan, weighing 20 g and measuring 17 × 4 × 4 mm.

AI-assisted summary

Description from the seller

Bicolour tourmaline is a variety of tourmaline in which a single crystal naturally displays two distinct colors. This happens because the chemical composition of the crystal changes as it grows, causing different trace elements to be incorporated at different stages.

Bicolour tourmaline

Common color combinations include:

* Pink and green (the most famous combination)
* Blue and green
* Pink and colorless
* Yellow and green

One especially well-known variety is:

* Watermelon tourmaline, which resembles a slice of watermelon with a pink center and green edge….


From Afghanista
Weight : 20 grams

Average sizes :

17x4x4mm
10x5x5mm
10x3x3mm
13x3x3mm
20x3x2mm
14x4x2mm
13x3x3mm
11x3x3mm


Bicolour tourmaline is a variety of tourmaline in which a single crystal naturally displays two distinct colors. This happens because the chemical composition of the crystal changes as it grows, causing different trace elements to be incorporated at different stages.

Bicolour tourmaline

Common color combinations include:

* Pink and green (the most famous combination)
* Blue and green
* Pink and colorless
* Yellow and green

One especially well-known variety is:

* Watermelon tourmaline, which resembles a slice of watermelon with a pink center and green edge….


From Afghanista
Weight : 20 grams

Average sizes :

17x4x4mm
10x5x5mm
10x3x3mm
13x3x3mm
20x3x2mm
14x4x2mm
13x3x3mm
11x3x3mm


Details

Number of objects
1
Main mineral
bicolor tourmaline
Mineral form
Crystals
Weight
20 g
Origin (region/city)
Afghanistan
Country of origin
Afghanistan
Height
17 mm
Width
4 mm
Depth
4 mm
ItalyVerified
New
on Catawiki
18
Objects in auction
Private

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