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Dolomite · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/dolomite.html9 Apr 2024: Dolomite in hand specimen. Dolomite crystal structure, CrystalMaker. Formula. CaMg(CO. 3. ). 2. Structure. Non-silicate. Crystal System. Crystal system: trigonal (-). Physical Properties. Colour in hand specimen: white, often tinged with yellow or -
Fluorite · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/fluorite.html9 Apr 2024: Fluorite crystal hand specimen, purple hue. Fluorite crystal structure (cubic), CrystalMaker. Formula. CaF. 2. Structure. Non-silicate. Crystal System. Crystal system: cubic. Physical Properties. Colour in hand specimen: extremely variable: -
Anhydrite · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/anhydrite.html9 Apr 2024: Anhydrite crystal structure, CrystalMaker. Formula. CaSO. 4. Structure. Non-silicate. Crystal System. Crystal system: orthorhombic (). Physical Properties. Colour in hand specimen: white or colourless when pure. Cleavage: two at 90. Hardness: 3-3.5. -
Mica, muscovite · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/muscovite.html9 Apr 2024: Mica, muscovite. Crystals of muscovite with basal cleavage. Crystals of muscovite, colourless. Muscovite crystal structure (a sheet silicate), CrystalMaker. Formula. K. 2. Al. 4. [Si. 6. Al. 2. O. 20. ](OH,F). 4. Structure. Sheet silicate. Crystal -
Serpentine · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/serpentine.html9 Apr 2024: Serpentine crystal lattice, with sheet silicate structure (CrystalMaker). Serpentine is a common alteration product of olivine, produced by hydration at low temperatures. Formula. Mg. 3. [Si. 2. O. 5. ](OH). 4. Structure. Sheet silicate. Crystal -
Tourmaline · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/tourmaline.html9 Apr 2024: Tourmaline crystal structure (trigonal), CrystalMaker. Tourmaline is the only common mineral of which boron is an essential constituent. Its presence in a rock, therefore, indicates that the rock contains significant boron. Formula. -
Amphibole (hornblende) · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/hornblende.html9 Apr 2024: Amphibole (hornblende). Amphibole hand specimen. Amphibole hand specimen. Formula. (Na,K). 0-1. Ca. 2. (Mg,Fe. 2+. ,Fe. 3+. ,Al). 5. Si. 6-7.5. Al. 2-0.5. O. 22. (OH). 2. Structure. Chain silicate. Crystal System. Crystal system: monoclinic () (-). -
L102 - hornblende biotite granite · Igneous Rocks · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/igneous-rocks/l102.html9 Apr 2024: Strongly pleochroic in reddish brown and pale straw. Often associated with small grains of an opaque accessory mineral, probably magnetite. -
Plagioclase feldspar · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/plagioclase.html9 Apr 2024: Plagioclase feldspar. Plagioclase feldspar hand specimen, polycrystalline with opaque, white colour. Plagioclase feldspar with optical schiller. Plagioclase feldspar crystal structure, CrystalMaker. Formula. Na[AlSi. 3. O. 8. ] – Ca[Al. 2. Si. 2. -
Orthopyroxene · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/orthopyroxene.html9 Apr 2024: Orthopyroxene. Orthopyroxene crystal structure, CrystalMaker. Orthopyroxene chemical variability. Enstatite (common in mafic rocks) always has high Mg and low Ca. Formula. (Mg,Fe). 2. Si. 2. O. 6. Structure. Chain silicate. Crystal System. Crystal -
Low Temperature Studies of Fe-Al and Ni-Al Mixed Oxide ...
https://www.ch.cam.ac.uk/files/posters/Jefferson2.pdf18 Dec 2014: Hematite in blue, spinel in black. Figure 6. PXRD spectra for all six compositions of Fe-Al mixed oxides, with magnetite (Fe3O4, spinel structure1) and hematite (Fe2O3, corundum structure5). -
https://www.cl.cam.ac.uk/teaching/1819/CloudComp/lectures/words.txt
https://www.cl.cam.ac.uk/teaching/1819/CloudComp/lectures/words.txt3 Nov 2018: A a aa aal aalii aam Aani aardvark aardwolf Aaron Aaronic Aaronical Aaronite Aaronitic Aaru Ab aba Ababdeh Ababua abac abaca abacate abacay abacinate abacination abaciscus abacist aback abactinal abactinally abaction abactor abaculus abacus Abadite -
Black oxide coating and its effectiveness on prevention of hydrogen…
www.phase-trans.msm.cam.ac.uk/2018/black_oxide.pdf16 Oct 2018: Figure 13. (a) Bright field TEM image of the magnetite and steel substrate interface. ... The obtained selected-area diffractionfrom regions ( SA1–SA3) could be indexed as Fe3O4confirming the oxide layer is crystalline magnetite. -
Alkali Feldspar · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/alkali-feldspar.html9 Apr 2024: Alkali Feldspar. Alkali feldspar hand specimen, pink hue. Alkali feldspar hand specimen, milky white. Simply twinned alkali feldspar in granite. Alkali feldspar unit cell, CrystalMaker. Formula. (K,Na)[AlSi. 3. O. 8. ]. Structure. Framework -
Clinopyroxene (augite) · Minerals · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/clinopyroxene-augite.html9 Apr 2024: Clinopyroxene (augite). Phase diagram deomstrating the chemical compositional range for clinopyroxenes. Formula. (Ca,Mg,Fe. 2+. ,Fe. 3+. ,Ti,Al). 2. [(Si,Al). 2. O. 6. ]. Structure. Chain silicate. Crystal System. Crystal system: monoclinic (). -
Part III Exam Questions Reports 2018/19 Paper 1 Q.1. ...
https://www.ch.cam.ac.uk/teaching/files/Examiners%20Reports/PartIII_19_examreports.pdf9 Jul 2024: No candidate realised that high spin Mn(III) must have a very strong Jahn-Teller distortion and that this would make double exchange less favourable than it is in magnetite. -
Materials for Devices: Problem Set 2 5. Consider a ...
www.tcm.phy.cam.ac.uk/~bm418/documents/teaching/ia-materials/P2.pdf20 Oct 2023: ii) Calculate the saturation magnetisation of magnetite whose cubic cell has latticeparameter a = 8.39 Å. -
Materials for Devices: Problem Set 2 5. Consider a ...
www.tcm.phy.cam.ac.uk/~bm418/documents/teaching/ia-materials/P2-solutions.pdf3 Nov 2023: ii) Calculate the saturation magnetisation of magnetite whose cubic cell has latticeparameter a = 8.39 Å. ... 1.74 106 Am1. (ii) Magnetite is a ferrimagnetic material whose magnetisation is due to the Fe2+ ions inoctahedral sites. -
Search Publications | Publications
https://publications.ch.cam.ac.uk/publications-search?page=10224 Jul 2024: Search site. Publications. Uploading Images. Members of the Department can attach an image to a publication by clicking on the title of the publication in the listing below. Please note: all images attached to a publication will be visible on -
L120 Granodiorite · 1A Collections
https://p1acollections.esc.cam.ac.uk/p1acollections/items/show/8.html9 Apr 2024: Alteration. Zonation. Accessory minerals:. - Sphene. - Magnetite. - Apatite. Rock History.
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