skarn.lua

   1 --
   2 -- Skarn deposit
   3 --
   4
   5 local CommonRarity=0.02 --too high... should be like 0.013
   6 local CommonRadius=10
   7 local CommonWherein={ "rocks:granite", "rocks:limestone" }
   8
   9 minetest.register_node( "rocks:skarn", {
  10         description = S("Skarn"),
  11         tiles = { "rocks_Skarn.png" },
  12         groups = {cracky=3, stone=1},
  13         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  14 })
  15
  16 -- ores have to be redefined for skarn background
  17
  18    -- Todo:
  19    -- There is also a chance of isolated lapis crystals, Gold
  20    -- Molybdenite with Cu
  21    -- wollastonite with Fe
  22    -- enrichments: scheelite and wollastonite
  23
  24 -- Chalcopyrite
  25 minetest.register_node( "rocks:skarn_chalcopyrite", {
  26         description = S("Chalcopyrite"),
  27         tiles = { "rocks_Skarn.png^rocks_Chalcopyrite.png" },
  28         groups = {cracky=3},
  29         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  30 })
  31 -- Malachyte
  32 minetest.register_node( "rocks:skarn_malachyte", {
  33         description = S("Malachyte"),
  34         tiles = { "rocks_Skarn.png^rocks_Chalcopyrite.png" },
  35         groups = {cracky=3},
  36         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  37 })
  38 -- Chalcopyrite/Malachyte skarn mix
  39 rocks.register_vein("rocks:skarn",{
  40   wherein=CommonWherein,
  41   miny=-160, maxy=20,
  42   radius={ average=CommonRadius, amplitude=3, frequency=5 },
  43   density=80, rarity=CommonRarity,
  44   ores={
  45    -- marble and hornfels, as well as unchanged limestone.
  46    -- { ore="rocks:marble", percent=10 },
  47    -- { ore="rocks:hornfels", percent=10 },
  48     { ore="rocks:skarn_chalcopyrite", percent=30 },
  49     { ore="rocks:skarn_malachyte", percent=15 },
  50    -- { ore="rocks:skarn_molybdenite", percent=5 },
  51   }
  52  })
  53
  54 -- Sphalerite
  55 minetest.register_node( "rocks:skarn_sphalerite", {
  56         description = S("Sphalerite"),
  57         tiles = { "rocks_Skarn.png^rocks_sphalerite.png" },
  58         groups = {cracky=3},
  59         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  60 })
  61 -- Galena
  62 minetest.register_node( "rocks:skarn_galena", {
  63         description = S("Galena"),
  64         tiles = { "rocks_Skarn.png^rocks_galena.png" },
  65         groups = {cracky=3},
  66         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  67 })
  68 -- Pb Zn skarn mix
  69 rocks.register_vein("rocks:skarn",{
  70   wherein=CommonWherein,
  71   miny=-160, maxy=20,
  72   radius={ average=CommonRadius, amplitude=3, frequency=5 },
  73   density=80, rarity=CommonRarity,
  74   ores={
  75    -- marble and hornfels, as well as unchanged limestone.
  76    -- { ore="rocks:marble", percent=10 },
  77    -- { ore="rocks:hornfels", percent=10 },
  78     { ore="rocks:skarn_galena", percent=25 },
  79     { ore="rocks:skarn_sphalerite", percent=25 },
  80   }
  81  })
  82
  83 -- Magnetite
  84 minetest.register_node( "rocks:skarn_magnetite", {
  85         description = S("Magnetite"),
  86         tiles = { "rocks_Skarn.png^rocks_Magnetite.png" },
  87         groups = {cracky=3},
  88         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
  89 })
  90 -- Fe skarn mix
  91 rocks.register_vein("rocks:skarn",{
  92   wherein=CommonWherein,
  93   miny=-160, maxy=20,
  94   radius={ average=CommonRadius, amplitude=3, frequency=5 },
  95   density=80, rarity=CommonRarity,
  96   ores={
  97    -- marble and hornfels, as well as unchanged limestone.
  98    -- { ore="rocks:marble", percent=10 },
  99    -- { ore="rocks:hornfels", percent=10 },
 100     { ore="rocks:skarn_magnetite", percent=40 },
 101   }
 102  })
 103
 104 -- Magnesite
 105 minetest.register_node( "rocks:skarn_magnesite", {
 106         description = S("Magnesite"),
 107         tiles = { "rocks_Skarn.png^rocks_Magnesite.png" },
 108         groups = {cracky=3},
 109         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
 110 })
 111 -- Vermiculite (fixme: move to CommonRocks)
 112 minetest.register_node( "rocks:vermiculite", {
 113         description = S("Vermiculite"),
 114         tiles = { "rocks_Vermiculite.png" },
 115         groups = {crumbly=3},
 116         is_ground_content = true, sounds = default.node_sound_stone_defaults(),
 117 })
 118 -- magnesite/vermiculite skarn mix
 119 rocks.register_vein("rocks:skarn",{
 120   wherein=CommonWherein,
 121   miny=-160, maxy=20,
 122   radius={ average=CommonRadius, amplitude=3, frequency=5 },
 123   density=80, rarity=CommonRarity,
 124   ores={
 125    -- marble and hornfels, as well as unchanged limestone.
 126    -- { ore="rocks:marble", percent=10 },
 127    -- { ore="rocks:hornfels", percent=10 },
 128     { ore="rocks:skarn_magnesite", percent=30 },
 129     { ore="rocks:vermiculite", percent=20 },
 130   }
 131  })
 132
 133 -- ~ Tomas Brod