Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Sheldon states that it mines and manufactures its slate from its own U.S. quarries; its quarry map specifically assigns the Green, Mottled Purple and Grey range to its North Poultney, Vermont quarries. The same map distinguishes an externally sourced Pennsylvania black slate, so the evidence applies to those three Vermont colors.
Colours and uses reflect the linked source descriptions. Confirm origin, samples and suitability for the proposed application with the producer.
1 linked MSHA operation
These are the records linked by the curated register, which may cover only part of the producer’s operations. Portable records and facilities are identified separately.
MSHA’s NO_EMPLOYEES field comes from the Mine Information Form. The snapshot is dated 18 Sept 2026; it does not give this field a reporting-period date. These are mine-record figures, not current company headcounts or proof of production. MSHA field definitions.
Why this producer is here
Documented materials or architectural quarry records support this listing. An exact mine identity is not inferred where no supported association exists. NSI membership, photographs and employee count are not eligibility requirements.
Register grouping
Sheldon Slate ProductsCurated relationship; not an independent ownership audit.