EN 932-3:2022

Tests for general properties of aggregates - Part 3: Procedure and terminology for simplified petrographic description

Publication date:   Sep 20, 2022

General information

60.60 Standard published   Jun 22, 2022

CEN

CEN/TC 154 Aggregates

European Norm

91.100.15   Mineral materials and products

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Scope

This document specifies a basic procedure for the identification of the petrographic type of natural aggregates. It applies for usual requirements for the procedure and terminology for simplified petrographic description. Precise petrographic identification, of technical mineralogy and petrography for civil engineering or specific end uses, requires further examination and is therefore excluded from the scope of this document.
NOTE 1 In principle, a qualified geologist (petrographer), with experience of materials used in civil engineering and aware of the composition of the deposit, has sufficient skills to sample and name the rock.
NOTE 2 For precise petrographic identification and technical requirements for specific applications, a non-exhaustive list of reference literature is given in the Bibliography.
This document applies only to natural aggregates. It is used to describe rocks and sediments. It does not apply to the description and identification of manufactured or recycled aggregates.
Informative Annex A provides guidance on the petrographic nomenclature by giving definitions of simple petrographic terms applicable to rock types used for aggregates.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 932-3:1996/A1:2003

WITHDRAWN
EN 932-3:1996

NOW

PUBLISHED
EN 932-3:2022
60.60 Standard published
Jun 22, 2022