SUPPORT US. Covid-19 has significantly affected our fundraising. Please help!
登录注册
主页关于 MindatMindat手册Mindat的历史版权Who We Are联系我们于 Mindat.org刊登广告
捐赠给 MindatCorporate Sponsorship赞助板页已赞助的板页在 Mindat刊登 广告的广告商于 Mindat.org刊登广告
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe Elements书籍及杂志
搜索矿物的性质搜索矿物的化学Advanced Locality Search随意显示任何一 种矿物Random Locality使用minID搜索邻近产地Search Articles搜索词汇表更多搜索选项
搜索:
矿物名称:
地区产地名称:
关键字:
 
Mindat手册添加新照片Rate Photos产区编辑报告Coordinate Completion Report添加词汇表项目
Mining Companies统计会员列表Mineral Museums矿物展及活动The Mindat目录表设备设置The Mineral Quiz
照片搜索Photo GalleriesSearch by Color今天最新的照片昨天最新的照片用户照片相集过去每日精选照片相集Mineral Photography

Alkali basalt

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About Alkali basaltHide

A term used for basalts containing accessory foids, typically nepheline. Such rocks generally contain plagioclase and augite and olivine as their main ferromagnesian phases. Defined as a variety of basalt within TAS field B which contains normative nepheline, or as field 10’ in the QAPF diagram.


Classification of Alkali basaltHide

QAPF_V_10-.png

Alkali basalt appears in field 10' in the QAPF diagram.

TAS_B.png

Alkali basalt is found in field B in the TAS diagram.

Sub-divisions of Alkali basaltHide

Mineralogy of Alkali basaltHide

Essential minerals - these are minerals that are required within the classification of this rock:
Calcic plagioclaseA petrological term for plagioclase series feldspars dominant in calcium.
FeldspathoidA family of rock-forming minerals consisting of aluminosilicates of sodium, potassium, or calcium and having too ...
Feldspathoid > NephelineNa3K(Al4Si4O16)
OlivineEquivalent to Fayalite-Forsterite Series; usually a more or less Fe-bearing forsterite.
Titanian Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6

Age distributionHide

Recorded ages:
Phanerozoic : 67.7 ± 0.7 Ma to 0.212 ± 0.038 Ma - based on 7 recorded ages.

Synonyms of Alkali basaltHide

Internet Links for Alkali basaltHide

 
矿物 and/or 产地  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
版权所有© mindat.org1993年至2021年,除了规定的地方。 Mindat.org全赖于全球数千个以上成员和支持者们的参与。
隐私政策 - 条款和条款细则 - 联络我们 - Report a bug/vulnerability Current server date and time: 2021.4.19 15:26:15 Page generated: 2021.3.27 20:23:12
Go to top of page