covariance 协方差
covelline 铜蓝
covellite 铜蓝
cover 覆盖
coverage 复盖
covite 灰色霞石正长岩
cow dung bomb 牛粪状火山弹
crack 裂隙
crack water 裂隙水
crandallite 纤磷钙铝石
cranial bones 颅骨
cranidium 头盖
cranium 颅
crater 火山口
crater floor 火口原
crater lake 火口湖
crater of eruption 喷溢火口
crater rim 火山口边缘
craton 稳定地块
cratonization 克拉通化酌
crednerite 锰铜矿
creedite 铝氯石膏
creep 蠕变
creep flow 蠕动流
creep of recovery 蠕变恢复
crenulation 细褶皱
crenulation cleavage 折劈理
crenulation lineation 皱纹线理
creosoted timber 坑木
crescent cast 新月形铸型
crescent lake 牛轭湖
crest 脊
crest line 褶皱脊线
crest of fold 褶皱脊
crestal plane 脊面
crestmoreite 单硅钙石
cretaceous period 白垩纪
cretaceous transgression 白垩纪海进
crevasse 冰隙;产生裂缝
crevice 裂隙
cribellum 筛板
crinanite 橄沸粗玄岩
crinoidal limestone 海百合灰岩
crinoidea 海百合类