Crystal mine


There are large deposits of rock crystal lying under the hills surrounding your town. We can use it to make precious crystal glass!

Crystal mine information

The Crystal mine allows you to gather Crystal small. Wood Wood small is donated by members who have towns on the island to help upgrade the Crystal mine. The higher the level, the more citizens Icon citizen can be allocated as workers to gather Crystal Glass Crystal small.

  • Helping Hands allows you to increase the number of workers by 50% for an added 12.5% production.
  • A Optician decreases Crystal small costs by 1% per level in the town it is built in.
  • A Glassblower increases Crystal small production in the Crystal mine by 2% per level in the town it is built in.

Ikariam Plus options

Just below the slider bar you will see the following options:
Naturalize Barbarians-2 Steam Crystal Drill-2
* The bonus from the Steam crystal drill option can be seen if you mouse-over the resource production numbers in the table below.

Expansion details

Below are the costs to upgrade each level of the luxury resource on the {{{1}}} island.

Note: The time it takes to upgrade to the next level is determined by the following formula:

$ { Build ~time ~in ~seconds = ( \frac { 14400 } { 1 } \times 1.1 ^ { Level } - 14400 ) } $
$ { ~rounded ~to ~the ~nearest ~whole ~second } $

Due to the large number of templates and mouse-over tool-tips used to display the information on this building, we are breaking this building's expansion levels down into groups of 3, instead of the normal grouping of 10.

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