Standard No.:	GB 958-1989
English Name:	Geological symbols used for regional geological maps
Chinese Name:	区域地质图图例
Chinese Classification:	D04    Basic standard and general method
Professional Classification:	GB    National Standard
Source Content Issued by:	CSBTS
Issued on:	1989-2-2
Implemented on:	1989-10-1
Status:	superseded
Superseded by:	GB/T 958-2015 Geological legends used for regional geological maps
Superseded on:	2015-7-1
Abolished on:	2015-07-01
Target Language:	English
File Format:	PDF
Word Count:	40000 words
Translation Price(USD):	1200.0
Delivery:	via email in 1~3 business day

本标准规定了1:50000区域地质图件（包括详图、平面图、地质柱状图、地质模切剖面图、矿产图、成矿规律及预测图等）上，地层年代单位符号、岩石和矿物符号、各类矿产的矿床、矿点符号等的表示方法总则。本标准适用于1:50000区域地质调查、野外填图及室内编图。对其他比例尺的地质图件表示符号和花纹也可参照使用。