Náttúrufræðingurinn - 1987, Blaðsíða 56
Ari Trausti Guðmundsson. 1982. Ágrip af
jarðfræði íslands. — Örn og Örlygur,
Reykjavík, 186 bls.
Axel Björnsson. 1985. Dynamics of crustal rif-
ting in NE Iceland. — J. Geophys. Res. 90:
10151-10162.
Beblo, M. & Axel Björnsson. 1980. A model of
electrical resistivity beneath NE Iceland,
correlation with temperature. - J. Geo-
phys. 47: 184-190.
Beblo, M. Axel Björnsson, Kolbeinn Árnason,
B. Stein & P. Wolfgram. 1983. Electrical
conductivity beneath Iceland — Constraints
imposed by magnetotelluric results on
temperature, partial melt, crust and mantle
structure. - J. Geophys. 53: 16-23.
Bianchi, R. A. Coradini, C. Federico, G.
Giberti, G. Sartoris & R. Scandone. 1984.
Modelling of surface ground deformations
in the Phlegraean Fields volcanic area, Italy.
- Bull. Volcanol. 47: 321-330.
Bonafede, M. M. Dragoni & E. Boschi. 1984.
Heat diffusion and size reduction of a
spherical magma chamber. — Bull. Volca-
nol. 47: 343-347.
Brocher, T. M. 1981. Geometry and physical
properties of the Socorro, New Mexico,
magma bodies. — J. Geophys. Res 86:
9420-9432. j
Cargill, H. K. L. Hawkes & J. A Ledeboer.
1928. The major intrusions of south-eastern
Iceland. - Quart. J. Geol. Soc. London. 84:
505-539.
Carslaw, H. S. & J. C. Jaeger. 1959. Conduc-
tion of heat in solids. — Oxford University
Press, Oxford, 510 bls.
Casey, J. F. & J. A. Karson. 1981. Magma
chamber profiles from the Bay of Islands
ophiolite complex. — Nature. 292: 295 — 301.
Campbell, I. H. 1985. The difference between
oceanic and continental tholeiites: a fluid
dynamical explanation. — Contrib. Mineral.
Petrol. 91: 37-43.
Davis, P. M. L. M. Hastie & F. D. Stacey.
1974. Stresses within an active volcano -
with particular reference to Kilauea. — Tec-
tonophysics. 22: 355-362.
Detrick, R., S. Buhl. E. Vera, J. Mutter, J.
Orcutt, J. Madsen & T. Brocher. 1987.
Multi-channel seismic imaging of a crustal
magma chamber along the East Pacific Rise.
Nature. 326: 35—41.
Einar Kjartansson & Karl Grönvold. 1983.
Location of a magma reservoir beneath
Hekla volcano, Iceland. - Nature. 301:
139-141.
Eysteinn Tryggvason. 1980. Subsidence events
in the Krafla area, north Iceland, 1975-
1979. - J. Geophys. 47: 141-153.
Eysteinn Tryggvason. 1982. Nokkrar hug-
leiðingar um Grímsvötn, mesta jarðhita-
svæði jarðar. í: Helga Pórarinsdóttir, Ólafur
H. Óskarsson, Sigurður Steinþórsson og
Þorleifur Einarsson (ritstj.), Eldur er í
norðri: 29—35, Sögufélag Reykjavík.
Fedotov, S. A. 1975. Mechanism of magma
ascent and deep feeding channels of island
arc volcanoes. — Bull. Volcanol. 39: 1 — 14.
Fedotov, S. A. 1982. Temperatures of entering
magma, formation and dimensions of
magma chambers of volcanoes. — Bull. Vol-
canol. 45: 333-347.
Foulger, G. R. 1986. Niðurstöður skjálfta-
rannsókna á Hengilsvæðinu 1981 — 1984. -
Skjálftabréf nr. 62, mars 1986: 6—14.
Gass, I. G. S. J. Lippard & A. W. Shelton
(ritstj.) 1984. Ophiolites and oceanic lithos-
phere. — Blackwell, Oxford, 413 bls.
Giberti, G., S. Moreno & G. Sartoris. 1984.
Evaluation of approximations in modelling
the cooling of magmatic bodies. — J. Volca-
nol. Geotherm. Res. 20: 297-310.
Guðmundur Pálmason. 1971. Crustal structure
of Iceland from explosion seismology. —
Vísindafélag íslendinga, Rit 40: 187 bls.
Guðmundur Sigvaldason. 1982. Samspil vatns
og kviku. Öskjugosið 1875. — í: Helga
Þórarinsdóttir, Ólafur H. Óskarsson, Sig-
urður Steinþórsson og Þorleifur Einarsson
(ritstj.), Eldur er í norðri: 37—49,
Sögufélag, Reykjavík.
Gylfi Páll Hersir, Axel Björnsson & L. B.
Pedersen. 1984. Magnetotelluric survey
across the active spreading zone in south-
west Iceland. — J. Volcanol. Geotherm.
Res. 20: 253-265.
Haimson, B. C. & F. Rummel. 1982. Hyd-
rofracturing stress measurements in the Ice-
land research drilling project drill hole at
Reydarfjordur, Iceland. — J. Geophys. Res.
87: 6631-6649.
Haraldur Sigurðsson & R. S. J. Sparks. 1978a.
Rifting episode in north Iceland in 1874-
1875 and the eruption of Askja and
Sveinagjá. - Bull. Volcanol. 41: 149-167.
Haraldur Sigurdsson & R. S. J. Sparks. 1978b.
Lateral magma flow within rifted Icelandic
crust. — Nature. 274: 126—130.
Hardee, H. C. 1982. Incipient magma chamber
formation as a result of repetitive intrusions.
- Bull. Volcanol. 45: 41-49.
Haukur Jóhannesson. 1975. Structure and pet-
50