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Your query has been expanded to magnetite.  Search for Magnette instead.
1 - 10 of 47 search results for Magnette or magnetite

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  2. Hematite · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/hematite.html
    9 Apr 2024: Bottryoidal hematite crystal. Hematite crystal strucutre, CrystalMaker. Formula. Fe. 2. O. 3. Structure. Non-silicate. Crystal System. Crystal system: trigonal (-). Physical Properties. Colour in hand specimen: black, steel-grey and bright to dull

  3. L102 Hornblende biotite granite · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/igneous-rocks/item/4.html
    9 Apr 2024: Strongly pleochroic in reddish brown and pale straw. Often associated with small grains of an opaque accessory mineral, probably magnetite.

  4. Apatite · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/apatite.html
    9 Apr 2024: Apatite crystal structure, CrystalMaker. Formula. Ca. 5. (PO. 4. ). 3. (OH,F,Cl). Structure. Non-silicate. Crystal System. Crystal system: hexagonal (-). Physical Properties. Colour in hand specimen: green, white, yellow, blue brown etc. Hardness: 5.

  5. Magnetite · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/magnetite.html
    9 Apr 2024: Relief: high. Isotropic. Mineral Specimens. M501 Magnetite. Brazil. Crystals showing the characteristic octahedral form. ... Silver-black. Metallic lustre. No cleavage. Rock Specimens. Mineral Name. magnetite. iron oxide.

  6. Orthopyroxene · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/orthopyroxene.html
    9 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

  7. Gypsum · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/gypsum.html
    9 Apr 2024: Gypsum single crystal hand specimen, monoclinic symmetry apparent. Milky, opaque gypsum with twinned crystal habit. Gypsum crystal structure showing monoclinic symmetry, CrystalMaker. Formula. CaSO. 4. 2H. 2. 0. Structure. Non-silicate. Crystal

  8. Alkali Feldspar · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/alkali-feldspar.html
    9 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

  9. Browse Items · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/items/browse%3Ftags=igneous&sort_field=Dublin+Core,Creator.html
    9 Apr 2024: Browse Items (7 total). Tags: igneous. Sort by:. Formula (Na,K)0-1Ca2(Mg,Fe2+,Fe3+,Al)5Si6-7.5Al2-0.5O22(OH)2 Structure Chain silicate Crystal System Crystal system: monoclinic () (-) Physical Properties Colour in hand specimen: black Cleavage:

  10. Olivine · Minerals · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/exhibits/show/minerals/olivine.html
    9 Apr 2024: Olivine hand specimen, no cleavage. Olivine crystal structure, CrystalMaker. Formula. (Mg,Fe). 2. [SiO. 4. ]. Structure. Orthosilicate. Crystal System. Crystal system: orthorhombic () (-). Physical Properties. Colour in hand specimen: pale green.

  11. Browse Items · 1A Collections

    https://p1acollections.esc.cam.ac.uk/p1acollections/items%3Fpage=6&sort_field=Dublin+Core,Creator.html
    9 Apr 2024: Browse Items (264 total). Page. of 27. Sort by:. Formula (K,Na)[AlSi3O8] Structure Framework silicate Crystal System Crystal system: monoclinic (-) or triclinic () (-) Physical Properties Colour in hand specimen: white or pink Cleavage: two at 90

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