Raw Amber and Amber Products: Classification Principles

Wieslaw Gierlowski

Based on the decisions of the Ukrainian Ministry of Finance – the State Gemmological Centre in Kiev.

Size
1. Unique nuggets: over 100 mm in their largest linear cross-section
2. Large nuggets: over 50 mm in their largest linear cross-section
3. Medium-sized nuggets: over 25 mm in their largest linear cross-section
4. Small nuggets: over 10 mm in their largest linear cross-section
5. Small grains: smaller than 10 mm

Form (shape)
A. Form which is close to regular, smooth surface with no humps or hollows. Smallest to largest dimension ratio not lower than 0.75
B. Form which is close to isometric. Surface is smoothed with small humps and hollows up to 3 mm deep. Smallest to largest dimension ratio over 0.5
C. Form which is irregular. Uneven surface with hollows up to 5 mm . Smallest to largest dimension ratio over 0.15
D. Form which is very irregular, complex, random, twisted. Layered structure. Cracked or porous surface. Deep cracks or humps, as well as holes. Smallest to largest dimension ratio below 0.15. Each of the above properties qualifies a piece as D form

Colour
1. Thin colouring: transparent – red, lime green, blue-greenish-yellow; translucent – lime green; white with a green or blue tint
2. Traditional colouring: brown, brown-yellow, yellow and china-coloured. Without inclusions or flaws
3. Traditional colouring as in point 3, but uneven, with a shade of grey or a small number of mineral or organic inclusions
4. Transparent with impurities, translucent or non-transparent (grey-brown, grey or dark), containing a large number of inclusions of various sizes


Prices of raw amber from the Ukrainian deposits (USD per 1 kg)

Size
form A
form B
form C
form D
Size 1 > 100 mm
Colour 1
Colour 2
Colour 3
Colour 4

5 000
2 100
   800
   300

1 500
   800
   600
   200

800
600
300
150

600
300
200
100
Size 2 > 50 mm
Colour 1
Colour 2
Colour 3
Colour 4

   150
   110
     90
     40

     85
     55
     50
     20

     40
     30
     25
     15

     15
     15
     15
     15
Size 3 > 25 mm
Colour 1
Colour 2
Colour 3
Colour 4

     55
     45
     35
     25

     35
     30
     20
     15

     20
     20
     15
     10

     12
     12
     10
     10
Size 4 > 10 mm
Colour 1
Colour 2
Colour 3
Colour 4

     30
     20
     15
     15

     15
     15
     15
     15

     10
     10
     10
     10

       5
       5
       5
       5
Size 5 < 10 mm - niezależnie od Colouru i formy 5 USD za 1 kg

The classification and wholesale prices of basic items (VAT excl.)
Classification
A. Standard cabochons
B. Fanciful cabochons
C. Discs
D. Round and oval beads
E. Faceted balls


Colour and price table (USD per 1 kg )

Colour
A
B
C
D
E
Transparent, red, clear
 31
 40
 15
 86
118
Transparent, yellow-orange
24
31
16
63
118
Transparent, light yellow
24
32
16
55
78
Translucent, bright yellow
27
31
14
67
133
Translucent, yellow-brown
12
24
16
39
94
Translucent, lemon-coloured
24
24
16
39
94
Cabbage-leaf
13
20
9
35
78
White – bone amber
20
24
16
47
118

The prices quoted above reflect only the proportions between the values of various product groups and have no application in everyday trading practice.

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