• Thumbnail for Tetragonal crystal system
    In crystallography, the tetragonal crystal system is one of the seven crystal systems. Tetragonal crystal lattices result from stretching a cubic lattice...
    5 KB (191 words) - 17:48, 17 June 2025
  • Thumbnail for Crystal system
    common lattice system are combined into a crystal family. The seven crystal systems are triclinic, monoclinic, orthorhombic, tetragonal, trigonal, hexagonal...
    30 KB (1,447 words) - 22:16, 30 May 2025
  • Thumbnail for Zircon
    Zircon (category Tetragonal minerals)
    present in quantities ranging from 1 to 4%. The crystal structure of zircon is tetragonal crystal system. The natural color of zircon varies between colorless...
    32 KB (3,265 words) - 21:53, 23 May 2025
  • most of British Columbia Body Centered Tetragonal, a type of crystal structure, see Tetragonal crystal system Business Chinese Test, see List of language...
    1 KB (217 words) - 15:23, 26 August 2024
  • Thumbnail for Cubic crystal system
    In crystallography, the cubic (or isometric) crystal system is a crystal system where the unit cell is in the shape of a cube. This is one of the most...
    49 KB (3,612 words) - 09:14, 7 May 2025
  • Thumbnail for Fluorapophyllite-(K)
    Fluorapophyllite-(K) (category Tetragonal minerals)
    apophyllite group. Fluorapophyllite crystallizes in the tetragonal crystal system. Tetragonal minerals have three axes of different lengths and angles...
    4 KB (328 words) - 21:28, 18 July 2025
  • 2PuOI + 2H2O + I2 Plutonium oxyiodide forms bright green crystals of the tetragonal crystal system, space group P4/nmm. Satya, Prakash (2013). Advanced Chemistry...
    4 KB (257 words) - 12:40, 15 July 2025
  • , r h , h , c } {\displaystyle x\in \{t,m,o,q,rh,h,c\}} is the lattice system, and y ∈ { ∅ , b , v , f } {\displaystyle y\in \{\emptyset ,b,v,f\}} is...
    60 KB (1,195 words) - 10:52, 24 June 2025
  • is a grouping of mainly phosphate and vanadate minerals in the tetragonal crystal system. They are chemically related to the monoclinic monazite group...
    1 KB (86 words) - 11:11, 7 June 2025
  • Thumbnail for Chatkalite
    Chatkalite (category Tetragonal minerals)
    sulfide mineral with formula Cu6Fe2+Sn2S8. It crystallizes in the tetragonal crystal system and forms as rounded disseminations within tetrahedrite in quartz...
    6 KB (546 words) - 14:43, 9 July 2025
  • Thumbnail for Sellaite
    Sellaite (category Tetragonal minerals)
    fluoride mineral with the formula MgF2. It crystallizes in the tetragonal crystal system, typically as clear to white vitreous prisms. It may be fibrous...
    3 KB (201 words) - 01:03, 8 November 2024
  • Markov in 1971. It has the elemental formula PbTiO3 and exhibits tetragonal crystal system. The type locality is near Crni Kamen, Selecka Planina, Prilep...
    3 KB (111 words) - 09:37, 21 August 2024
  • bromine with the chemical formula ErOBr. The compound forms crystals of the tetragonal system, space group P4/nmm. Russian Journal of Inorganic Chemistry...
    2 KB (77 words) - 01:09, 17 July 2025
  • Thumbnail for Crystal structure
    crystal lattice. Some directions and planes are defined by symmetry of the crystal system. In monoclinic, trigonal, tetragonal, and hexagonal systems...
    46 KB (5,173 words) - 05:44, 7 July 2025
  • Thumbnail for Minium (mineral)
    Minium (mineral) (category Tetragonal minerals)
    typically occurs in scaly-to-earthy masses. It crystallizes in the tetragonal crystal system. Minium is rare and occurs in lead-mineral deposits that have...
    4 KB (298 words) - 02:32, 7 September 2024
  • Thumbnail for Mackinawite
    Mackinawite (category Tetragonal minerals)
    Ni) 1+xS (where x = 0 to 0.11). The mineral crystallizes in the tetragonal crystal system and has been described as a distorted, close packed, cubic array...
    12 KB (1,014 words) - 23:28, 23 March 2025
  • Thumbnail for Protactinium(IV) chloride
    of PaCl4. It is a chartreuse-coloured (yellowish-green) crystal of the tetragonal crystal system. Protactinium(IV) chloride can be prepared by the reduction...
    4 KB (313 words) - 10:00, 7 July 2025
  • Thumbnail for Chalcopyrite
    Chalcopyrite (category Tetragonal minerals)
    mineral. It has the chemical formula CuFeS2 and crystallizes in the tetragonal system. It has a brassy to golden yellow color and a hardness of 3.5 to 4...
    23 KB (2,282 words) - 01:10, 17 July 2025
  • Uramphite (category Tetragonal minerals)
    uranyl phosphate. Uramphite crystallizes in the tetragonal crystal system and develops rectangular crystal faces approximately 0.2 mm wide, but is also found...
    14 KB (1,231 words) - 15:09, 14 January 2025
  • are also known. PbF2 + PbBr2 → 2PbFBr The compound forms crystals of layered tetragonal system, space group P4/mmm. The unit cell has dimensions a = 4...
    3 KB (173 words) - 05:57, 18 July 2025
  • Thumbnail for Crystal twinning
    about 665 °C (1,229 °F), but becomes tetragonal below this temperature. Any one of the three original axes of a crystal can become the long axis when this...
    52 KB (6,019 words) - 11:07, 2 July 2025
  • Thumbnail for Wakefieldite
    Wakefieldite (category Tetragonal minerals)
    phosphate anion is replaced by the larger vanadate anion, the tetragonal crystal system preferentially accommodates the larger light rare-earth elements...
    4 KB (249 words) - 23:08, 12 February 2023
  • ½H2 + HBr → PuOBr + H2O Plutonium oxybromide forms dark green crystals of tetragonal system, space group P4/nmm. The compound reacts with dilute acids:...
    5 KB (329 words) - 04:20, 15 July 2025
  • the chemical formula GdOCl. Gadolinium oxychloride forms crystals of the tetragonal system, space group P4/nmm. The compound is insoluble in water but...
    2 KB (95 words) - 04:23, 15 July 2025
  • heating: HoCl3·6H2O → HoOCl + 2HCl + 5H2O The compound forms crystals of the tetragonal system, space group P4nmm. Koch, Charles William (1953). Thermodynamics...
    3 KB (135 words) - 10:24, 15 July 2025
  • Thumbnail for Wakefieldite-(La)
    Wakefieldite-(La) (category Tetragonal minerals)
    Wakefieldite with the ideal formula LaVO4. As a vanadate in the tetragonal crystal system, the rare-earth mineral is a member of the xenotime group. Wakefieldite-(La)...
    3 KB (161 words) - 13:23, 28 May 2025
  • solution with fused magnesium chloride. The compound forms crystals of the tetragonal system, space group P4/nmm. Bulletin de la Société chimique de France...
    3 KB (169 words) - 06:09, 21 July 2025
  • Thumbnail for Åkermanite
    Åkermanite (category Tetragonal minerals)
    has a white streak and a vitreous or resinous luster. It has a tetragonal crystal system and a good, or distinct, cleavage. It is the end member in a solid...
    4 KB (243 words) - 20:36, 9 January 2024
  • AcBr3 + 2NH3 + H2O → AcOBr + 2NH4Br The compound forms white crystals of tetragonal system, space group P4/nmm. Perry, Dale L. (19 April 2016). Handbook...
    3 KB (159 words) - 08:11, 16 July 2025
  • Thumbnail for Disphenoid
    also used to describe two forms of crystal: A wedge-shaped crystal form of the tetragonal or orthorhombic system. It has four triangular faces that are...
    14 KB (1,562 words) - 06:18, 11 June 2025