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This tourmaline is from the Congo & was part of a parcel of rough tourmaline ethically sourced through our block supply chain & was hand cut by Alan Poultney.


The tourmaline:


Invent No: APD302B 0012


Estimated weights colours & clarities

Estimated weight: 0.92ct

Cut: lozenge crisscross cut

Estimated Colour: transparent green

Colour Distribution: even.

Hue: light

Tone: medium

Estimated Clarity: LI (Lightly Included )

Brilliance: 98%

Girdle: polished

Dimensions: 5.72mm x 5.46mm x 4.02mm

(Length x width x depth)

Refractive Indices: 1.610 - 1.698

Specific Gravity: 2.82-3.90

Hardness: 7 - 7.5

Orign: Congo Africa

Treatment: No eveidence of heat treatment

Tourmaline 0.92ct Green Lozenge Crisscross Cut


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