Green Tourmaline Gemstones

  • Hardness

    7.0 on the Mohs scale.

  • Occurrence

    Madagascar, North America, Brazil, Myanmar (Burma), Africa, Siberia, Australia, Sri Lanka (Ceylon). Tourmaline and opal are the birthstones of the month of October. Tourmaline is the national gemstone of the United States.

  • Appearance

    Yellowish green to bluish green in appearance.

  • Enhancements

    Green and Blue tourmaline is commonly heat treated to improve color.

    More information on gemstone enhancements.

  • Gemstone Family

    Green Tourmaline is a member of the Tourmaline gemstone family.

Green Tourmaline
Green Tourmaline

TRM409
TRM409
 0.14 ct. total, 'AA' Grade
2.5mm Round Cut
Very Dark
Strong Strongly Yellowish Green
Loupe Clean
[E] Routinely enhanced.
Quantity Available: 1 pairs
Green Tourmaline

TRM574
TRM574
 0.04 ct. total, 'AA' Grade
1.5mm Round Cut
Medium Dark
Strong Slightly Bluish Green
Slightly Included
[H] Heated to improve color.
Quantity Available: 2 pairs
Green Tourmaline

TRM575
TRM575
 0.27 ct., 'AA' Grade
4.2mm Round Cut
Medium Light
Moderately Strong Slightly Bluish Green
Very Slightly Included
[H] Heated to improve color.
One of a kind.
Green Tourmaline

Calibrated Green Tourmaline
Calibrated Green Tourmaline

Specify size, shape and quality when ordering. Prices are subject to change without notice. Actual carat weight may vary from the average carat weight listed.

  • AA Eye clean to slight imperfections, medium yellowish green, good cut.
  • A Eye clean to slight imperfections, medium to dark yellowish green, good cut.

Green Tourmaline Quality AA A
Shape Size Avg. Weight Price Each
Round CutRound Cut
1mm
0.005 ct.
  
1.25mm
0.01 ct.
  
1.5mm
0.02 ct.
  
2mm
0.04 ct.
  
2.25mm
0.06 ct.
  
2.5mm
0.07 ct.
  
2.75mm
0.08 ct.
  
3mm
0.12 ct.
  
3.5mm
0.18 ct.
  
3.75mm
0.22 ct.
  
4mm
0.28 ct.
  
4.5mm
0.40 ct.
  
5mm
0.50 ct.
  
6mm
0.90 ct.
  
 
  AA A
Oval CutOval Cut
5x3mm
0.25 ct.
  
6x4mm
0.48 ct.
  
7x5mm
0.85 ct.
  
8x6mm
1.35 ct.
  
9x7mm
2.00 ct.
  
10x8mm
2.85 ct.
  
 
  AA A
Pear CutPear Cut
5x3mm
0.21 ct.
  
6x4mm
0.42 ct.
  
7x5mm
0.70 ct.
  
 
  AA A
Marquise CutMarquise Cut
4x2mm
0.08 ct.
  
5x2.5mm
0.15 ct.
  
6x3mm
0.23 ct.
  
8x4mm
0.60 ct.
  
10x5mm
1.10 ct.
  
 
  AA A
Emerald CutEmerald Cut
5x3mm
0.33 ct.
  
6x4mm
0.60 ct.
  
7x5mm
1.10 ct.
  
8x6mm
1.70 ct.
  
9x7mm
2.40 ct.
  
10x8mm
3.30 ct.
  
 
  AA A
Square (Step) CutSquare (Step) Cut
3mm
0.16 ct.
  
4mm
0.40 ct.
  
5mm
0.72 ct.
  
6mm
1.25 ct.
  
 
  AA A
Heart ShapeHeart Shape
4mm
0.25 ct.
  
5mm
0.50 ct.
  
 
  AA A
Trillion CutTrillion Cut
4mm
0.25 ct.
  
5mm
0.45 ct.
  
6mm
0.75 ct.
  
 
  AA A
Straight Baguette CutStraight Baguette Cut
4x2mm
0.12 ct.
  
 
  AA A
Cabochon, Round CutCabochon, Round Cut
3mm
0.16 ct.
 
4mm
0.35 ct.
 
5mm
0.65 ct.
 
6mm
1.10 ct.
 
 
  AA A
Cabochon, Oval CutCabochon, Oval Cut
5x3mm
0.33 ct.
 
6x4mm
0.60 ct.
 
7x5mm
0.95 ct.
 

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