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Spilite (from Greek: σπιλάς) is a fine-grained igneous rock, resulting particularly from alteration of oceanic basalt. The term was introduced into the...

of the island, Spilite Arch is a sea-worn arch formed by a pillar of rock 30 m (98 ft) high joined to the coastal cliffs by a spilite sill. Towards the...

can also be rock types without any schistosity, especially metabasalt (spilite). However, basalts may remain quite black if primary pyroxene does not...

helped create the weathering conditions that form bauxite, gypsum, clay, spilite, and limestone. The territory covers 56,594 square kilometres (21,851 square...

Low-profile volcano usually formed almost entirely of fluid lava flows Spilite – Fine-grained igneous rock, resulting from alteration of oceanic basalt...

plagiogranite. The sedimentary sequence consists of volcanic keratophyre and spilite interbedded with greywacke and argillite. Fossil radiolaria in the argillite...

Italy Pillow basalt from Baras, Rizal Province, Philippines Pillow basalt Spilite, a fine-grained igneous rock, resulting particularly from the alteration...

became known as the "Steinmann Trinity": the mixture of serpentine, diabase-spilite and chert. The recognition of the Steinmann Trinity served years later...

roundstone conglomerate is common and all beds are tuffaceous. Lithic tuff and spilite are mapped separately. A number of fossil collections have been made from...

the Dial Range and Fossey Mountain Troughs, up to 1 km thick. The Motton Spilite lies on top of the chert. It consists of pillow lava, massive lava flows...

that have been previously identified as variolites and also classified as spilites, are found in the Durance, France; on Mont Genvre, France; in Devonian...

coast Lithology Primary Mudstone Other Siltstone, sandstone, limestone, spilite, hyaloclastite, tuff Location Region England Country United Kingdom Extent...

Riphean-Cambrian segment of the Vardar Zone, including phyllite, spilite and keratophyre, epidote-chlorite, spilite-mica schist and low-grade metamorphic shales. Ordovician...

basalt vents. These, therefore, may represent a type of exhalite chert or spilite. These are subordinate in volume to the shear-hosted forms and are usually...

1918 from the University of Michigan digitised on 28 July 2007 1–15. Spilites and spilitic rocks International Union of Geological Sciences Series A...

weathering conditions to form bauxite, gypsum, clay, amphibolite, granite, spilite, gabbro, diabase and limestone. Most of Croatia is lowlands, with elevations...

the Mesozoic, an ophiolite zone with serptenized peridotite, diabase, spilite, pillow lava, tuff, argillite and radiolarite formed in the north and is...

Alaunschiefer, Radiolarite, Limestone, Sandstone, Greywacke, Dolerite, Spilite and volcanic conglomerates. Karst-forming, and hence cave-forming, limestone...

were formed near Ballantrae in Scotland. Here radiolarian cherts overlie spilites and volcanic rocks. Radiolarites are also found in the nearby Southern...

are less common, mainly basalt, andesite and dacite, transformed into spilite, keratophyre and pyroclastic rocks. Older Triassic rocks and the carbonate...

pelitic sediments formed together with volcanic rocks such as keratophyre, spilite, and pyroclastic flows, associated with tholeiitic island arc volcanism...

conglomerate, siltstone and sandstone. In the west are basalt flows, pillowed spilite, prehnite and trachyandesite, as well as shale with radiolarite fossils...

surface in three places on the Turkmenistan plain. Shale with lenses of spilite, jasper-like rocks and silicified limestone outcrops in the center of the...

onset of the Campanian, volcanic rocks occur including basaltic lavas, spilite, and diabase, but also pyroclastic rocks like tuff, lapilli tuff, volcanic...

The Famennian is composed of clymeniid-bearing shales interbedded with spilites. Mississippian sediments crop out in a band stretching from the Roannais...

metasomatism at the time of formation, and the rocks have been referred to as spilites. Such early alteration is possible but most of the effects are now interpreted...

Geologists' Association. In particular she studied chert, serpentines, and spilites. In 1887, her first paper was read to the Geological Society of London...

(Sakmarian-Roadian) the theoliitic Nar-Tsum(?) produced 300 metres (980 ft) of spilites and Bhote Kosi basalts in southern Tibet. The slightly younger (Artinskian-Kazanian)...

subdivision of the Devonian period), with small outliers of resistant spilites forming both the ridge on which the church stands and the hills north of...