Definition of Tholeiitic. Meaning of Tholeiitic. Synonyms of Tholeiitic

- The tholeiitic magma series (/ˌθoʊliˈaɪtɪk/) is one of two main magma series in subalkaline igneous rocks, the other being the calc-alkaline series. A...
- Each such setting produces basalt with distinctive characteristics. Tholeiitic basalt is relatively rich in iron and poor in alkali metals and aluminium...
- abundant rocks include tholeiitic to transitional mafic fragmental rocks and m****ive flows, as well as felsic tuffs, tholeiitic pillow basalts and minor...
- example is nephelinite. Magmas are further divided into three series: The tholeiitic series – basaltic andesites and andesites. The calc-alkaline series –...
- Tholeiitic basalt magma   SiO2 (53.8%)   Al2O3 (13.9%)   FeO (9.3%)   CaO (7.9%)   MgO (4.1%)   Na2O (3.0%)   Fe2O3 (2.6%)   TiO2 (2.0%)   K2O (1.5%)   P2O5...
- subalkaline magma series, the other subalkaline magma series being the tholeiitic series. A magma series is a series of compositions that describes the...
- Examples of lava compositions (wt%) Component Nephelinite Tholeiitic picrite Tholeiitic basalt Andesite Rhyolite SiO2 39.7 46.4 53.8 60.0 73.2 TiO2 2...
- Texture in a thin section of tholeiitic basalt...
- classified as alkali or tholleiitic gabbros, by analogy with alkali or tholeiitic basalts, of which they are considered the intrusive equivalents. Alkali...
- typically make up rock. The Martian surface is primarily composed of tholeiitic basalt, although parts are more silica-rich than typical basalt and may...