Intrusive Collection

Garnet Peridotite
Garnet-peridotite, a major constituent in the make-up of the Earth. Image published in Natures Connections An Exploration of Natural History. Published in 2000

Section of Chassigny meteorite
Thin section of Chassigny in cross-polarized light, showing shocked and deformed olivine grains. The field of view is 3mm

What are we coming to? Camera fiend taking a record snapshot. A photographer hides beneath a hedge waiting for that perfect shot of a horse rider jumping overhead. Date: 1896

Hornblende-biotite granite
Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition

Cornubian granite batholith
The Cornubian granite batholith and its main outcrops in the Cornwall and Devon area, Southwest England. From Britain Before Man 1978, by F W Dunning

Diamond crystal
Natural diamond crystal in Kimberlite from Kimberley, South Africa. Kimberlite is the rock in which diamonds occur. The rock was named after the the South African site, Kimberley

A Dyke of Basalt (A) Piercing Triassic Sandstone
A Dyke of Basalt(A) Piercing Triassic Sandstone(C) and Sending Intrusive Sheets Or Sills(B) Into It - a diagram of Volcanic activity. (Location: Ireland). Date: circa early 1900s

Diorite intruded by microgranite
Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition

Basaltic dyke, collected by Dr Benza in Neilgherries, India, c.1837. NHM specimen number: BM 649

Granite, collected by Dr Benza from the summit of the Western range of Kaitee Valley, Neilgherries, India c.1837. NHM specimen number: BM 651

Junction of granite and limestone
Fig 88 from Principles of Geology, being an attempt to explain the former changes of the Earths surface. Vol. 3 1832-33 by Charles Lyell (1797-1875)

Rocks, Kushimoto, Japan
A photograph taken during the voyage of H.M.S. Challenger (1872-1876) funded by the British Government for scientific purposes

Orthoclase (potassium aluminum silicate) is a major granite forming mineral. Specimen from Brevik, Norway

Diamond crystals
Clockwise from top left (yellow matrix): in beach conglomerate from Namaqualand, in kimberlite from South Africa and in matrix from Siberia (bottom)

Diagram showing the Earths interior
Crust - continents 35km, oceans 6km. Mantle - peridotite 2900km. Outer core - iron (liquid) 2000km. Inner core - iron (solid) 1370km

Common rock types
A collection of common rock types - left to right - Igneous (granite), sedimentary (sandstone) and metamorphic (schist)

Anorthosite breccia, moon rock
Specimen of anorthosite breccia or moon rock collected on the Apollo 16 mission in April 1972, and mounted in an acrylic block for protection and display

The cliff edge engine houses of Wheal Trewavas
Situated on the Tregonning granite at Trewavas Head, south Cornwall. Image used in Minerals of Cornwall and Devon by P.G. Embrey and R.F. Symes, 1987, page 40. See also 4072

Unakite

Observing structure of rock
Looking at fresh granite under a microscope to study structure, granular composition can clearly be seen

Granite from Ailsa Craig
A photomicrograph of granite taken between crossed polarisers. Granite is an igneous rock

Wasp Interrupts Picnic
An intrusive wasp causes alarm at a picnic

Doumer Assassinated
Paul Doumer, elected President in 1931, is assassinated by Gorgoulov, a White Russian

All products are expertly crafted, using premium materials, tailored to your specifications and promptly shipped