Slate · Maine

Monson Black Slate

Sheldon Slate Products

Photograph pending
Photograph pending.

Sheldon’s Black slate source in Monson, Maine. The producer’s quarry and color guide distinguishes this origin from Pennsylvania Black. Exact extraction-site coordinates and current operating status remain under review.

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Colors
Black

Origin evidence

Extraction country
USA — verified[1]
Extraction state
Maine — verified[1]
Quarry / operator
Black Quarry, Monson — Sheldon Slate Products[1][2]
Sources (2)
  1. Source 1 · extraction country, extraction state, quarry / operator
  2. Source 2 · quarry / operator

Documented capabilities

producer processing
flooring tile; cut-to-size; gauging; natural cleft; honed; sandblasted

Producer processing capabilities; not a claim about extraction-site equipment.

Source