Vermont Structural Slate Company is a family owned and operated business established in 1859.
Although I have not personally used this slate it has an excellent reputation for reliability and appearance.
Country of origin:
United States of Ameica
Mottled � Green / Purple
Medium Riven Finish
10mm Nominal thickness
20”-12” Diminishing courses x Random widths
Other sizes and specials available to order
Quarried from same vein for 140 years.