Scientific name: Bulnesia arboreaCommon Names: Argentine Lignum Vitae, GuayacanDescription: Heartwood color can range from a pale yellowish olive when freshly cut, to a bright green upon exposure to light. It is extremely strong and dense and is especially resistant to abrasion. Grain is straight or slightly interlocked, fine even texture with a high natural luster. Machines and finishes well. Region: South America Notes: Pen blanks are cut from premium kiln dried lumber. Sapwood is not considered a defect and may be found in some boards. Due to the nature of wood, no two pieces are alike, and movement, shrinkage or expansion can occur. Dimensions may vary +/- ⅛" Wood dust has been known to cause allergic reactions among wood workers, therefore sufficient ventilation, dust extraction equipment, and the use of proper respirators and eye protection is essential.