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Experimental Studies on K-Rich Rocks

  • Alok Krishna Gupta
Chapter
Part of the Springer Geology book series (SPRINGERGEOL)

Abstract

Experimental studies on potassic rocks from Leucite Hills Wyoming, U.S.A. by different investigators are summarized in Table 13.1.
Table 13.1

One Atmosphere Melting Studies on Potassic Rocks From Leucite Hills, Wyoming, U.S.A

Sr. No.

Crystalline (assemblage shown in bracket)

Locality

Liquidus Phase

Liquidus (oC)

Solidus (oC)

Source

1.

Orendite (Lc + Sa + Cpx + Ap + Cal)

South Table Mountains

Cpx

1,302

 

Yagi and Matsumoto (1966)

2.

Wyomingite (Lc + Cpx + Ph + Ap + Cal + Mt)

Boars tusk

Cpx

1,322

 

Yagi and Matsumoto (1966)

3.

Xenolith (included within Wyomingite)

Boars tusk

Cpx

1,318

 

Yagi and Matsumoto (1966)

4.a

Wyomingite (mineralogy same as No. 2)

Boars tusk

(Ph + Cpx)

1,270 (1,250–1,150)

1,000

Sobolev et al. (1975)

5.

Wyomingite (mineralogy same as No.2)

Boars tusk

Lc

1,200

1,000

Fyfe (quoted in Carmichael 1967)

6.

Olivine orendite (Ol + Lc + Sa +Cpx + Ap + Cal)

South Table mountain

Ol

1,275

1,000

Fyfe (quoted in Carmichael 1967)

7.

Olivine orendite (mineralogy same as Sl. No. 6)

North Table Mountain

(Lc + Ol)

1,215

1,000

Fyfe (quoted in Carmichael 1967)

8.

Madupite (Ph + Cpx + Mt)

Pilot Butte

Lc

1,245

1,040

Fyfe (quoted in Carmichael 1967)

aFluid inclusion study

Lc leucite, Sa sanidine, Cpx clinopyroxene, Ap apatite, Cal calcite, Ph phlogopite, Ol olivine, Opx orthopyroxene, Mgt magnetite, Ilm ilmenite

Keywords

Source Rock Phase Relation Partial Melting Liquidus Temperature Phase Assemblage 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Springer India 2015

Authors and Affiliations

  1. 1.Mineralogy and PetrologyUniversity of AllahabadAllahabadIndia

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