One of the most unique blues I've seen is 'Baystate Blue' it's a fountain pen ink [1], cameras and screen doesn't capture how beautiful this ink is. This ink is

One of the most unique blues I've seen is 'Baystate Blue' it's a fountain pen ink [1], cameras and screen doesn't capture how beautiful this ink is. This ink is also highly controversial in fountain pen community because it is accused of destroying fountain pens. (Also you drop it on plastic, and you'd need to use bleach to get it off), but man I love this ink. 1. http://www.inksandpens.com/content/images/2015/09/IMG_5211.jpg http://www.inksandpens.com/content/images/2015/09/IMG_5211.j...