This beautiful tourmaline crystal is from Paprok Mine in Afghanistan.
A very nice green colour with excellent blocky shape perfect for faceting.
7.7mm along the C axis.
7.4mm and 8.4mm on the A/B axis.
The C axis is dark, but not closed.
This stone is VVS clarity and will cut an IF stone, with finished weight of 1.5-2ct estimate, depending on the cutting.