ISO-710-II-1974.pdf
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1、INTERNATIONAL STANDARD INTERNATIONAL ORGANIZATION FOR STANDARDlZATlON .MEXJU HAPOHAB OPrAHB3AUHR n0 CTAHI,APTM3AUAB.ORGANlSATiON INTERNATlONALE DE NORMALlSATlON Graphical symbols for use on detailed maps, plans and geological cross-sections - Part II : Representation of sedimentary rocks Symboles gr
2、aphiques B utiliser sur les cartes, les plans et /es coupes gkologiques de taillk - Partie II : Reprksentation des roches sbdimentaires First edition - 1974-09-15 iz z UDC 526.89 : 003.62 Ref. No. IS0 710/11-1974 (E) Q, = ;3 Descriptors : geology. maps, drawings, transverse sections, sedimentary roc
3、ks, symbols, graphical symbols. Price based on 7 pages Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 02:28:24 MDTNo reproduction or networking permitted without license from IH
4、S -,-,- FOREWORD IS0 (the International Organization for Standardization) is a worldwide federation of national standards institutes (IS0 Member Bodies). The work of developing International Standards is carried out through IS0 Technical Committees. Every Member Body interested in a subject for whic
5、h a Technical Committee has been set up has the right to be represented on that Committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. Draft International Standards adopted by the Technical Committees are circulated to the Member B
6、odies for approval before their acceptance as International Standards by the IS0 Council. Prior to 1972, the results of the work of the Technical Committees were published as IS0 Recommendations; these documents are now in the process of being transformed into International Standards. As part of thi
7、s process, Technical Committee ISO/TC 82 has reviewed IS0 Recommendation R 71 O/I I and found it suitable for transformation. International Standard IS0 710/l I therefore replaces IS0 Recommendation R 71 O/I l-1968. IS0 Recommendation R 71O/ll was approved by the Member Bodies of the following count
8、ries : Belgium Greece Brazil Hungary Chile India Czechoslovakia Italy Egypt, Arab Rep. of Japan France Korea, Rep. of Germany Netherlands Poland Portugal South Africa, Rep. of Spain Sweden Turkey U.S.S.R. The Member Bodies of the following countries expressed disapproval of the Recommendation on tec
9、hnical grounds : New Zealand* Yugoslavia The Member Body of the following country disapproved the transformation of ISO/R 710/l I into an International Standard : Poland Other documents in this series on graphical symbols for use on detailed maps, plans and geological cross-sections include : Part I
10、 : General rules of representation. Part I I I : Representation of magmatic rocks. Part IV : Representation of metamorphicrocks. (In preparation.) Part V : Representation of minerals. (In preparation.) l Subsequently, this Member Body approved the Recommendation. 0 International Organization for Sta
11、ndardization, 1974 l Printed in Switzerland Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 02:28:24 MDTNo reproduction or networking permitted without license from IHS -,-,- INT
12、ERNATIONAL STANDARD 1s0 710/11-1974 (E) Graphical symbols for use on detailed maps, plans and geological cross-sections - Part II : Representation of sedimentary rocks 1 SCOPE AND FIELD OF APPLICATION This international Standard provides a unified series of symbols and ornaments for the representati
13、on of sedimentary rocks on detailed maps, plans and geological cross-sections. The symbols and ornaments may be divided in two groups, as follows : 1) principal types; 2) varia. They are reproduced in two tables which, being derived from a logical system, may be completed easily in case of need. 2 P
14、RINCIPAL TYPES 2.1 Principles of representation (see table 1) In columns 1 to 15 of the table comprising 18 principal types, i.e. 18 rows numbered 1 to 18, the nature of the rock is specified as far as possible by means of an adjective; each column designates a petrographic property of the rock in q
15、uestion (box 3/12, for example, represents an area of sandy limestone.1) At the top of table 1 (line entitled “Elementary symbols”) are given the individual symbols, several of which, when juxtaposed, form the ornaments of the corresponding rocks. The constituents of rocks are given from left to rig
16、ht : first the elastic constituents (from detritus to clay), followed by the chemical and organic sediments. In the main, the same order is observed for the horizontal subdivision of table 1. 2.1.1 The elementary symbols shown have been used to form the ornaments with an irregular arrangement to cha
17、racterize loose rocks and a systematic staggered arrangement to represent consolidated rocks. 2.1.2 The column “Basic types”, comprises rocks with no supplementary characterization, and pure types. “Mixed types“, on the other hand, are rocks whose composition is characterized by their petrographic p
18、eculiarities, for example, by a binder such as argillaceous sandstone, box 518, or by additional constituents such as gritty sand, box 2/3. The boxes at the intersection of a basic type (horizontal line) and of the same character (vertical column) are left white and are emphasized by a diagonal. 2.2
19、 Individual symbols As far as possible, the selected ornaments express in a diagrammatic way the nature of the rocks. This is relatively easy to accomplish in the case of elastic sedimentary rocks. 2.2.1 Detritus This is represented by sharp-cornered particles; rounded gravel is represented by round
20、 particles. The smaller grain of sand is marked on the drawing by a dot. A more detailed subdivision according to the size of the grains, for example, division into coarse, medium or fine sand, may be obtained by a corresponding variation in the dimension of the symbols. As an example, the four foll
21、owing ornaments show the way in which it is possible to distinguish between the different types of sand depending on the size of the grains (see figures 1 to 4). . . * -. I l * .:,: l *. . *.a. l . . . .-: . . . . . . . * : .* I .,. * : .-. . .* .* . . . . . . * . . * 8 .;*. . . . . . . ,. ; : : I :
22、 .: .:.:,. . . : : : .-: :.: . 0 ., . l .a cl l .*. l .* . . ., .:*,* -9 FIGURE 1 - Coarse sand FIGURE 2 -Medium sand FIGURE 3 - Fine sand FIGURE 4 -Sand with grains of different sizes 1) In order to designate a box, always quote first the number of the column and second the number of the line, the
23、two numbers being separated by a stroke, for example, 3/ 12. Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 02:28:24 MDTNo reproduction or networking permitted without license f
24、rom IHS -,-,- IS0 710/11-1974 (E) 2.2.2 Silt The elementary symbol is made up of two dots (the symbol of sand) and a line (the symbol of ciay) corresponding to the dimension of its particles which have an intermediary place between sand and clay. It should, however, be noted that the dots should tou
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