Preliminary Reference Rock Model (PROM) web site

An integrated data source for mapping fluid distribution in the Earth's crust and mantle based on matnetotelluric observation and seismic tomography data.
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1. Dihedral angle
Solid phases
Melt compositions
Mean
Median
S.D.
Region
Authors
Journal
Vol.
Pages
plagioclase
inninmorite (64 wt % SiO2)
25.8
23
10.2
Mull, Scotland
Anderson & Radley (1915)
Q. j. Geol. Soc. Lond
71
205–215
plagioclase
inninmorite (62 wt % SiO2)
26.9
25
10.9
Mull, Scotland
Anderson & Radley (1915)
Q. j. Geol. Soc. Lond
71
205–215
plagioclase
basalt
27.6
26
11.6
Theistarey kir
Maclennan et al. (2003)
Geochemistry, Geophysics Geosystems
11
8624
plagioclase
rhyolite
25.8
24
11.5
Arran, Scotland; Cambridge Teaching Collection
plagioclase
rhyolite
28.3
25.5
10.7
Arran, Scotland
clinopyroxene
inninmorite (62 wt % SiO2)
38.7
38
13.4
Mull, Scotland
Anderson & Radley (1915)
Q. j. Geol. Soc. Lond
71
205–215
clinopyroxene
inninmorite (64 wt % SiO2)
38.7
39
13.4
Mull, Scotland
Anderson & Radley (1915)
Q. j. Geol. Soc. Lond
71
205–215
clinopyroxene
phonolite
39.3
37
14.8
Kula, Turkey
Holness & Bunbury (2006)
J. Volcan. Geotherm. Res.
153
241-261
clinopyroxene
phonolite
38.1
38
13.8
Kula, Turkey
Holness & Bunbury (2006)
J. Volcan. Geotherm. Res.
153
241-261
clinopyroxene
basalt
38.6
37.5
13
Mammoth Lakes, USA
amphibole
phonolite
31
28
14.4
Kula, Turkey
Holness & Bunbury (2006)
J. Volcan. Geotherm. Res.
153
241-261
olivine
picrite
28.5
29
9.05
Picrite dyke, Scotland
olivine
basalt
29.3
29
12.7
Theistareykir
Maclennan et al. (2003)
Geochemistry, Geophysics Geosystems
11
8624
olivine
picrite
30.5
28.5
14.1
Picrite dyke, Rum, Scotland
Upton et al. (2002)
Geological Magazine
139
437–452
olivine
basalt
33.8
27
14.7
Mammoth Lakes, USA
olivine
phonolite
29.7
29
11.9
Kula, Turkey
Holness & Bunbury (2006)
J. Volcan. Geotherm. Res.
153
241-261
quartz
rhyolite
19.6
19
9.7
Arran, Scotland
quartz
rhyolite
20.7
18
9.8
Arran, Scotland; Cambridge Teaching Collection
quartz
rhyolite
19.8
18.5
9.2
Arran, Scotland; Cambridge Teaching Collection
quartz
rhyolite
19
18
9.1
Arran, Scotland; Cambridge Teaching Collection
leucite
tephrite
22.5
20
10.9
1889 flow, Vesuvius
leucite
tephrite
22.5
20
10.4
1889 flow, Vesuvius
Compilation in M. B. HOLNESS(2006) Melt-Solid Dihedral Angles of Common Minerals in Natural Rocks, JOURNAL OF PETROLOGY, Vol.47, 791-800 Table 1

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