American Slate

American Slate is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Slate
• Stone Natural

North American Industry Classification System (NAICS) Categories:

• Brick, Stone, And Related Construction Material Merchant Wholesalers > Building Stone > Stone Natural Wholesale
• Other Building Material Dealers > Stone & Stone Products > Slate

Standard Industry Classification (SIC) Categories:

• Brick, Stone, And Related Construction Materials > Building Stone > Stone Natural Wholesale
• Lumber & Other Building Materials > Masonry Materials & Supplies > Slate