岩石分类.doc

ICS 73. 010 D 10 i7旨中华人民共和国国家标准 GB/T -1998 岩石分类和命名方案变质岩岩石的分类和命名方案 Classification and Nomenclature Schemes of The Rocks Classification and Nomenclature Schemes of metamorphic Rock 1998 一 06一 17 发布 1999 一 01一 01 实施国家质量技术监督局发布 Gs/T -1998 目次前言· ....................................................................................................................... 皿 1 范围······。。···················· ??1 2 术语定义··············。·····。····一1 3 符号和缩略语···············。·····一2 4 变质岩分类和命名的一般原则· ................................................................................... 2 5 变质岩的分类················· ??3 6 轻微变质岩类············· ??3 7 板岩类· ................................................................................................................ 4 8 千枚岩类····················· ??4 9 片岩类····················· ??6 10 11 变粒岩类· ............................................................................................................. 8 12 石英岩类· ........................................................................................................ ·一9 13 角闪岩类· ........................................................................................................... 10 工4 麻粒岩类............................................................................................................n 15 榴辉岩类........................................................................................................... 12 16 铁英岩类···················?. 12 17 磷灰石岩类( 变质磷块岩类)······ ?? 12 18 大理岩类· ........................................................................................................... 13 19 钙硅酸盐岩类·,············· ?? 14 20 碎裂岩类····················· ?? 15 21 糜棱岩类, .···················· ?? 16 22 角岩类······················· ?? 16 23 矽卡岩类·····,············。··? 17 24 气一液蚀变岩类................................................................................................. ·一 18 25 混合岩类···················· ??加 GB/T -1998 1 范围本标准规定了变质岩的分类依据和原则,制定了变质岩岩石分类和命名方案。本标准适用于地质勘查中的变质岩岩