This is an unusual pen it that it is made from wood that has several characteristics. First it is tamarac burl wood and it is also spalted. “Spalted” means that the wood has been attacked by a fungus, that leaves the black stripes in the wood. Spalted wood must be harvested quickly once found as if the fungus is allowed to continue to attack the wood it will turn it unusable.
The pen is a Jr. Statesman style in titanium with dark titanium highlights. It is a rollerball pen