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  2. Lifting stone - Wikipedia

    en.wikipedia.org/wiki/Lifting_stone

    Lifting a stone at Harri-jasotzaileak event in the Basque Country. Lifting stones are heavy natural stones which people are challenged to lift, proving their strength. They are common throughout Northern Europe, particularly Iceland (where they are referred to as steintökin), Ireland, Scotland, Basque Country, Faroe Islands, Wales, North West England centered around Cumbria, Switzerland ...

  3. Djúpalónssandur - Wikipedia

    en.wikipedia.org/wiki/Djúpalónssandur

    Djúpalónssandur Lifting stones in Djúpalónsandur in Iceland, weighing from top to bottom 23, 54, 100, and 154 kg. Djúpalónssandur ( Icelandic pronunciation: [ˈtjuːpaˌlounsˌsantʏr̥] ) is a sandy beach and bay on foot of Snæfellsjökull in Iceland.

  4. Van der Meer formula - Wikipedia

    en.wikipedia.org/wiki/Van_der_Meer_formula

    Δ = relative density of the stone (= (ρ s-ρ w)/ρ w) where ρ s is the density of the stone and ρ w is the density of the water d n50 = nominal stone diameter α = breakwater slope P = notional permeability S = Damage number N = number of waves in the storm ξ m = the Iribarren number calculated with the Tm

  5. List of largest monoliths - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_monoliths

    Weight is disputed; a 2006 analysis estimated the depth of this stone at only 1.8–2.5 m, for a weight of 250–300 t. [32] Weight formerly said to be 550 to 600 t. [34] [35] 230 t [36] Mausoleum of Theodoric: Roof slab Ravenna, Italy: Ostrogothic Kingdom: 220 t [37] Menkaure's Pyramid: Giza, Egypt: Largest stones in mortuary temple 200 t [38 ...

  6. Stone (unit) - Wikipedia

    en.wikipedia.org/wiki/Stone_(unit)

    The stone or stone weight (abbreviation: st.) [1] is an English and British imperial unit of mass equal to 14 avoirdupois pounds (6.35 kg). [ nb 1 ] The stone continues in customary use in the United Kingdom and Ireland for body weight .

  7. Armourstone - Wikipedia

    en.wikipedia.org/wiki/Armourstone

    Armourstone is a generic term for broken stone with stone masses between 100 and 10,000 kilograms (220 and 22,050 lb) (very coarse aggregate) that is suitable for use in hydraulic engineering. Dimensions and characteristics for armourstone are laid down in European Standard EN13383. [ 1 ]

  8. Stone (weight) - Wikipedia

    en.wikipedia.org/?title=Stone_(weight)&redirect=no

    This page was last edited on 22 January 2012, at 05:17 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  9. Ardblair Stones - Wikipedia

    en.wikipedia.org/wiki/Ardblair_Stones

    The Ardblair Stones is a strength feat, where nine reinforced concrete lifting stones of ascending weight are used. [ 1 ] [ 2 ] The 9 stones weigh 18 kg (40 lb), 32 kg (71 lb), 41 kg (90 lb), 50 kg (110 lb), 75 kg (165 lb), 107 kg (236 lb), 118 kg (260 lb), 135 kg (298 lb) and 152 kg (335 lb) respectively. [ 3 ]