For faster navigation, this Iframe is preloading the Wikiwand page for 硅卡岩.

硅卡岩

此条目内容疑欠准确,有待查证。请在讨论页讨论问题所在及加以改善,若此条目仍有争议及准确度欠佳,会被提出存废讨论
此条目没有列出任何参考或来源。 (2022年7月22日)维基百科所有的内容都应该可供查证。请协助补充可靠来源改善这篇条目。无法查证的内容可能会因为异议提出而被移除。
显微镜下的硅卡岩切片

硅卡岩是中性的侵入岩和碳酸盐岩石,在接触带经气化高温热液交代作用形成的一种变质岩,如果原岩为石灰岩,形成的富硅酸盐矿物为钙质硅卡岩;如果原岩为白云岩,形成的富硅酸盐矿物为镁质硅卡岩;围岩中的硅卡岩统称外硅卡岩;有时岩体边缘蚀变形成的硅卡岩,称为内硅卡岩。它主要是石榴石和透辉石,其次为角闪石绿帘石石英所组成。

硅卡岩比重大(3.3-3.9),颜色褐色红色绿色黑色灰色等各种,结构有块状、斑杂状、条带状等,有等粒或不等粒。

硅卡岩伴生有许多种矿物,如、金云母等。

外部链接

{{bottomLinkPreText}} {{bottomLinkText}}
硅卡岩
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?