{
 "title": "Line figures and marks",
 "family": "line",
 "lede": "Line geometry and printed marks in black: the exact Metatron's cube, the egg of life, a seed rosette, interlaced and knot marks, a kolam line pattern and two checkerboards. 1000px PNGs, with SVGs where they are small and clean.",
 "use_for": "Structure and quiet order: essays, papers, diagrams, section breaks.",
 "colour_rule": "Black only (--ink), fixed in the file: they don't follow the page colour or turn chalk on night. Don't tint them.",
 "grounds": [
  "white",
  "paper",
  "sunlight"
 ],
 "registers": [
  "Study",
  "Conversation"
 ],
 "formats": "PNG; SVG where small",
 "rights": "not-cleared",
 "cover": [
  "metatron-cube",
  "mark-5312-rings",
  "egg-of-life",
  "kolam-knot",
  "mark-3956-knot",
  "checkerboard"
 ],
 "elements": [
  {
   "slug": "metatron-cube",
   "title": "Metatron’s cube",
   "kind": "true vector",
   "desc": "The full cube: thirteen circles joined by every line between their centres, in even black lines. Rebuilt from geometry, so it is exact.",
   "source": "Mood board bfi-07",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "metatron-cube"
    }
   ]
  },
  {
   "slug": "egg-of-life",
   "title": "Egg of life",
   "kind": "line figure",
   "desc": "Seven circles around a central one.",
   "source": "Mood board bfi-13",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "egg-of-life"
    }
   ]
  },
  {
   "slug": "metatron-cube-circles",
   "title": "Metatron’s cube with circles",
   "kind": "line figure",
   "desc": "Metatron’s cube drawn with its circles, for a looser look than the exact one.",
   "source": "Mood board bfi-13",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "metatron-cube-circles"
    }
   ]
  },
  {
   "slug": "seed-rosette",
   "title": "Seed rosette",
   "kind": "line figure",
   "desc": "Overlapping circles forming a rosette. PNG only: a trace of the fine lines is heavier than the image.",
   "source": "Mood board bfi-11",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "seed-rosette"
    }
   ]
  },
  {
   "slug": "mark-5312-rings",
   "title": "Mark 5312",
   "kind": "interlaced rings",
   "desc": "Six looping bands, striped, interlaced around a ring of dots.",
   "source": "Mood board bfi-12",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-5312-rings"
    }
   ]
  },
  {
   "slug": "mark-795-bands",
   "title": "Mark 795",
   "kind": "interlaced bands",
   "desc": "Six bold loops interlaced around an open hexagon, with three thin inner lines.",
   "source": "Mood board bfi-22",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-795-bands"
    }
   ]
  },
  {
   "slug": "mark-3956-knot",
   "title": "Mark 3956",
   "kind": "five-loop knot",
   "desc": "Five solid loops woven around a small star-shaped centre.",
   "source": "Mood board bfi-23",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-3956-knot"
    }
   ]
  },
  {
   "slug": "mark-4672-cross",
   "title": "Mark 4672",
   "kind": "concentric cross",
   "desc": "A circle of fine concentric lines around a woven diamond. PNG only: the fine lines make a heavy trace.",
   "source": "Mood board bfi-24",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-4672-cross"
    }
   ]
  },
  {
   "slug": "mark-885-knot",
   "title": "Mark 885",
   "kind": "woven knot",
   "desc": "Four looped bands woven around a central square.",
   "source": "Mood board bfi-26",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-885-knot"
    }
   ]
  },
  {
   "slug": "spiral-knot",
   "title": "Spiral knot",
   "kind": "spiral bands",
   "desc": "Four interlocking spiral bands, in even black lines.",
   "source": "Mood board bfi-25",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "spiral-knot"
    }
   ]
  },
  {
   "slug": "wave-ring",
   "title": "Wave ring",
   "kind": "wavy ring",
   "desc": "An eight-lobed ring of wavy bands, enlarged from a small logo.",
   "source": "Mood board bfi-27",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "wave-ring"
    }
   ]
  },
  {
   "slug": "radial-spiral-4779",
   "title": "Mark 4779",
   "kind": "radial spiral",
   "desc": "Radiating wedges spiralling around an open, notched centre.",
   "source": "Mood board bfi-29",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "radial-spiral-4779"
    }
   ]
  },
  {
   "slug": "kolam-knot",
   "title": "Kolam knot",
   "kind": "line pattern",
   "desc": "A looping line woven around a grid of dots, in the manner of a kolam.",
   "source": "Mood board bfi-21",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "kolam-knot"
    }
   ]
  },
  {
   "slug": "checkerboard",
   "title": "Checkerboard",
   "kind": "pattern",
   "desc": "Black squares with slightly rounded corners, white made transparent.",
   "source": "Mood board bfi-10",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "checkerboard"
    }
   ]
  },
  {
   "slug": "checkerboard-3-rows",
   "title": "Checkerboard, 3 rows",
   "kind": "pattern",
   "desc": "A strip of three rows of twelve checks.",
   "source": "Mood board bfi-10",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "checkerboard-3-rows"
    }
   ]
  },
  {
   "slug": "mark-1268-loops",
   "title": "Mark 1268",
   "kind": "ampersand loops",
   "desc": "Four looping, ampersand-like shapes around a small square, in solid black.",
   "source": "Mood board bfi-30",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-1268-loops"
    }
   ]
  },
  {
   "slug": "mark-4684-rosette",
   "title": "Mark 4684",
   "kind": "circle rosette",
   "desc": "A rosette of overlapping circles in fine black line. PNG only: the fine lines make a heavy trace.",
   "source": "Mood board bfi-31",
   "versions": [
    {
     "ink": "black",
     "name": "Black",
     "hex": "#1b1916",
     "file": "mark-4684-rosette"
    }
   ]
  }
 ]
}