From the earth or from the lab? What do you think? Just another reason to buy The Handbook of Gemmology. Again photographed by Tino Hammid
Trigons on diamond crystal - personally, i don't care for Diamonds, but this one I like.
Russian Sphene 14.50ct. Titanite (Sphene). The mineralogical name Titanite comes from its titanium contents. Sphene is a very rare brilliant yellowish-green, green, orange or brown gemstone with a high lustre.
Diamond octahedral crystal
Multiple ruby crystals, including two unusual "spinel like crystals" in calcite Matrix reportedly from Kyauk Sa Taung area (Mogok, Burma)
Fire Opal |
Crystal and Jewel: Burmese faceted-red spinel; 2.24-carat, 8.3 x 7 x 5.1 mm,, with a 15-carat Burmese spinel-crystal, 17 x 12 x 10.5 mm
Red Spinels from Burma, Rough Crystal is 3.83 ct, and Cut Stones are 4.21 ct together, These are called "Angel Cut" in Burma, which is just polishing natural faces of the crystal, without putting on any new facets.