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Helidor

Mineral group: Beryl Chemistry: Be3Al2Si6O18 Color: Yellow Green to light Green Crystal system: Hexagonal Fracture: Conchoidal Mohs Scale hardness: 7.5-8 Refractive index: 1.577 - 1.583 (+/- .017) Dispersion: 0,014 Birefringence: 0.005 - .009 Pleochroism Present: weak to moderate Streak: - Specific gravity: 2.72 (+.18, - .05) Other: One member of the Beryl Family. Discovered in 1910.

Quantity	Origin	Product Name	Price-	Buy Now
1	Brazil	Helidor (Beryl) 2,10 Ct Cushion 9x7,2x4,8 mm VVS	840:-
1	Brazil	Helidor 2,62 Ct Oval 10,15x8,2x5,75 mm VVS-VS	524:-
1	Brazil	Helidor 2,40 Ct Oval 10,1x8,1x5,3 mm VVS-VS	480:-
1	Brazil	Helidor (Beryl) 2,14 Ct Trillion 9,1x8,9x5 mm VVS-VS	428:-
1	Brazil	Helidor (Beryl) 1,30 Ct Round 6,9x4,8 mm VVS	260:-
1	Brazil	Helidor 0,85 Ct Trillion 6,3x6,3 mm VVS-VS	128:-
2	Brazil	Helidor 0,75 Ct Trillion 6,3x6,3 mm VVS-VS	113:-
3	Brazil	Helidor 0,70 Ct Trillion 6,2x6,2 mm VVS-VS	105:-
3	Brazil	Helidor 0,65 Ct Trillion 6,1x6,1 mm VVS-VS	98:-
10	Brazil	Helidor 0,60 Ct Trillion 6x6 mm VVS-VS	90:-
11	Brazil	Helidor 0,55 Ct Trillion 6x6 mm VVS-VS	83:-
2	Brazil	Helidor 0,50 Ct Octagon 6x4 mm VVS-VS	75:-
5	Brazil	Helidor 0,50 Ct Trillion 5,9x5,9 mm VVS-VS	75:-
21	Brazil	Helidor 0,45 Ct Octagon 6x4 mm VVS-VS	68:-
1	Brazil	Helidor 0,45 Ct Trillion 5,8x5,8 mm VVS-VS	68:-
15	Brazil	Helidor 0,40 Ct Octagon 6x4 mm VVS-VS	60:-
7	Brazil	Helidor 0,35 Ct Octagon 6x4 mm VVS-VS	53:-
43	Brazil	Helidor 0,35-0,40 Ct Pear 6x4 mm VVS-VS	49:-