ASTM C1721-21
Standard Guide for Petrographic Examination of Dimension Stone

Standard No.

ASTM C1721-21

Release Date

2021

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM C1721-21a

Latest

ASTM C1721-22

Scope

1.1?This guide outlines procedures for the petrographic examination of stone specimen material proposed for use as dimension stone used in construction. 1.2?This guide outlines the extent to which petrographic techniques should be used, the selection of petrographic related pro

ASTM C1721-21 history

• 2022 ASTM C1721-22 Standard Guide for Petrographic Examination of Dimension Stone
• 2021 ASTM C1721-21a Standard Guide for Petrographic Examination of Dimension Stone
• 2021 ASTM C1721-21 Standard Guide for Petrographic Examination of Dimension Stone
• 2015 ASTM C1721-15 Standard Guide for Petrographic Examination of Dimension Stone
• 2009 ASTM C1721-09 Standard Guide for Petrographic Examination of Dimension Stone