high quality natural hexagonal diamond for sale commodity : lonsdaleite meteorite hexagonal diamond stones gemstone type: natural gemstone color: white specific gravity : 3.5 gemstone size: 30 gemstone weight: 98 treatments applied: heat optical special effects: cat's eye item height: 33 hole diameter: 38 lonsdaleite:white material: diamond mohs scale : 7 diamond:hexagonal type cert ...
Advertiser from  Tanzania

i am looking for a potential buyer for natural gemstones. natural lonsdaleite diamond (a stone which is formed during a meteor impact on earth), it has a heat conductor properties stronger than a known diamond by 58%. we hold a fair quantity, origin africa. ...
Advertiser from  Luxembourg