30ml bottle of Blackstone Ink from their "Colours of Australia" collection.
Blackstone Black Stump Black fountain pen ink is a dark, purple black ink inspired by the Australian expression 'Beyond the Black Stump'. The Black Stump is an imaginary point beyond which the country was considered remote or uncivilised and came about as a result of early settlers using fire to clear land for grazing and farming.
Blackstone fountain pen ink is a high quality, Australian made fountain pen ink formulated from water soluble dyes with no harmful additives and is pH neutral. Blackstone ink can also be used with a stylus or brushes and is ideal for writing, calligraphy, drawing, washes, painting, and airbrushing.