Tsavorite Garnet, 712.50ct / 142.50gm, Olemushuku, Tanzania, Untreated Unheated, a superbly rare piece with faceting portions all round, to be cobbed by a professional, or kept as an investment, see...

Mahenge Garnet, 10.26ct, Mahenge, Tanzania, Untreated Unheated, 12.3x12.8x7.3mm, flattish shape, see pics, dividing veil see pics for markings, one side vvs-if, one side vs

Cobalt Spinel, 5.00ct, Mahenge, Tanzania, Untreated Unheated, slightly included, purple violet modifier in the blue caused by higher iron in the stone

Cobalt Spinel, 3.21ct, Mahenge, Tanzania, Untreated Unheated, slightly included

Yellow Tourmaline Crystal, 8.66ct, Tanzania, Untreated Unheated. vvs-if

Alexandrite, 3.28ct, Manyara, Tanzania, Untreated Unheated. Good inner Facetable portion, slightly included, once the outer skin gunk is removed. See the videos

Diopside Crystal, 6.54ct, Merelani Hills, Tanzania, Untreated Unheated, vvs-if

Vanadium Diopside, neon lime green, 12.71ct, Merelani Hills, Tanzania, Untreated Unheated, vvs-if

Diopside, 9.40ct, Merelani Hills, Tanzania, Untreated Unheated, slight issue on the outside skin on one end, going 1mm in parallel to the outside crystal face, will come off on faceting,...

Diopside Crystal, 4.66ct, Merelani Hills, Tanzania, Untreated Unheated, vvs-if

20.23ct Sapphire Ruby Crystal, Morogoro, Tanzania, Untreated Unheated. 18 x 12 x 9 mm

2.23ct Cobalt Spinel, Mahenge, Tanzania, Untreated Unheated, slight sugary inclusions and veil on the outside, Si