V2EX anhydrite

Anhydrite

定义 Definition

硬石膏:一种常见的无水硫酸钙矿物(化学式 CaSO),常形成于蒸发岩环境中;与含结晶水的石膏(gypsum)密切相关(石膏受热或在特定条件下可脱水转变为硬石膏)。

例句 Examples

Anhydrite is a common mineral in evaporite deposits.
硬石膏是蒸发岩沉积中常见的矿物。

When groundwater interacts with anhydrite, it can alter rock chemistry and contribute sulfate to nearby springs.
当地下水与硬石膏发生作用时,可能改变岩石化学性质,并为附近泉水提供硫酸根来源。

发音 Pronunciation (IPA)

/nhadrat/

词源 Etymology

来自希腊语构词:an-(“无、不”)+ hydor(“水”),表达“不含水”之意;后缀 -ite 常用于矿物名称。该词强调硬石膏与“含水”的石膏在成分与结构上的区别。

相关词 Related Words

文学与著作中的用例 Literary Works

  • **Dana’s Manual of Mineralogy**(Dana):矿物学经典教材中常与石膏并列介绍硬石膏的性质与鉴定。
  • **Principles of Geology**(Charles Lyell):在讨论沉积作用与蒸发环境时会涉及蒸发岩矿物(包括硬石膏)。
  • **Encyclopedia of Geology**(学术工具书):在蒸发岩、硫酸盐矿物、成岩作用等条目中频繁出现该词。
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