'High field strength elements' diaporamas de présentation

Using geochemical data in igneous petrology

1.59k views • 58 slides

Using geochemical data in igneous petrology

Using geochemical data in igneous petrology. Trace elements: presenting and interpreting them. Trace elements Partition coefficients and bulk repartition coefficient (Kd and D) Representing trace element compositions: the use of spidergrams Main families of trace elements The use of ratios

1.11k views • 50 slides

Composition and Significance of Mariana Trough Basalts

Composition and Significance of Mariana Trough Basalts. Julian Pearce (Cardiff). Composition and Significance of Mariana Trough Basalts. with contributions from: Bob Stern (Dallas) Sherman Bloomer (Corvallis) Patty Fryer (Honolulu) Jon Woodhead (Melbourne). The Mariana Trough Setting.

678 views • 43 slides

Chapter 14 Ocean Intraplate Volcanism (from Plumes)

Chapter 14 Ocean Intraplate Volcanism (from Plumes). Ocean islands and seamounts Commonly associated with hot spots. Figure 14-1. After Crough (1983) Ann. Rev. Earth Planet. Sci., 11, 165-193. Ocean islands and seamounts Commonly associated with hot spots. Types of OIB Magmas.

1.52k views • 41 slides

The Nature of Silicate Melts

The Nature of Silicate Melts. Silicate melts are ionic solutions composed of anionic clusters (or polymers) sharing exchangeable cations. -4. The anionic clusters are dominated by tetrahedrally coordinated cations

590 views • 26 slides

Analyzing Crystal Fractionation

Analyzing Crystal Fractionation. Phoenix Polar Lander. Le Castor. Curiosity Gale Crater.

234 views • 13 slides