SI and VS kornerupine Facet Rough - Chrome and Vanadium Bearing - Rare and Good Quality Material - 64 ctw.

Gem: Chrome + Vanadium kornerupine from Tanzania             BONUS:  dark green dichroic kornerupine from Madagascar Weight:  Chrome rough - purple: 12.77 ct.Vanadium rough - green: 45.9 ct.Madagascar rough - dark green: 5.4 ct.Total weight: 64 carats Dimensions: Varies - most have good 3-D shapes.  A few are flat, but all are thick enough to make something useful and clean out of.  Clarity:  Roughly 15% I, 30% SI, 55% VS - There is no junk in this parcel. No major cracks. Origin:  Umba Valley, Tanzania Treatments:  None, all natural gems Comments: I am very reluctantly selling some of my stash of chrome and vanadium KORNERUPINE; This isn't my cleanest grade, that I am holding on to, but it IS very clean material. Well above average, in fact. This material is in my B grade stash, not because it is ugly, or cracked, or included, but simply because it needs a little grind here, or a flake to be removed there, or it may be a little smaller than I wanted to deal with. But all of it is viab