greisen

常見例句

• Tungsten mineralization types in Yaoling zone are divided into quartz vein,greisen,altered granite and placer.
  瑤嶺鎢礦帶鎢礦成因類型有石英脈(帶)型、云英巖型、蝕變花崗巖型和砂礦床。
• Although there are 60 tin-bearing greisen veins,only a few of them form the main ore bodies.
  共圈出含錫云英巖脈60余條,但主礦體卻只有少數幾條。
• The deposit types include the greisen type,altered granite type,fractured zone alteration type and greisen-quartz vein type.
  礦床類型包括云英巖體型、破碎帶蝕變巖型、變花崗巖型和云英巖-石英脈型等4類。
• The Dasongpo tin field is the typical representative of greisen tin deposit in west Yunnan,The orebodies are occurred as the vein group in NNW subordinate structural fractures.
  大松坡錫礦是滇西云英巖型錫礦的典型代表。礦體產于燕山晚期花崗巖體內的次級NNW向構造裂隙帶中,呈脈狀成群產出。
• In this paper is given an example of tabular cry stal of beryl from the Xubaodi ng greisen, which merits a study of IR and Raman spectra and comparisons with tw o prismatic crystal samples of beryl from Xuebaoding quartz vein and Altai pegma tite.
  對產于四川雪寶頂云英巖晶洞中的無色透明板狀綠柱石及產于雪寶頂蒲口坡石英脈中的綠柱石進行了紅外和拉曼光譜分析 ,并與產于阿爾泰三號偉晶巖脈中的柱狀綠柱石進行了比較。
• The tin orebodies dominated by greisen type and altered granite type are characterized by big thickness, strong alteration,medium tin grade and excellent metallurgical specialities.
  錫礦以云英巖體型、蝕變花崗巖型為主,具有礦體厚度大、蝕變強、品位中等、礦石利用性能好等特點。
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