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2,138 bytes added ,  01:38, 19 August 2020
fill in missing chances; handle decrease chance for items late in list; add refs
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[[File:Artifact tile.gif|thumb|An [[Artifact Spot]]]]
 
[[File:Artifact tile.gif|thumb|An [[Artifact Spot]]]]
'''Artifacts''' are items that can be donated to the [[Museum]] or sold for a small profit. Donating to the [[Museum]] will yield rewards when donation milestones are reached, or when specific artifacts are donated. Each artifact may only be donated once.  
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'''Artifacts''' are items that can be donated to the [[Museum]] or sold for a small profit. Donating to the [[Museum]] will yield rewards when donation milestones are reached, or when specific artifacts are donated. Multiple copies of any artifact can be found, but each artifact may only be donated once.
    
Artifacts have little use other than donating them to the museum.  The [[Dwarf Scroll I|Dwarf Scrolls]], [[Dwarvish Helm]], and [[Dwarf Gadget]] may be gifted to the [[Dwarf]] as liked gifts, the [[Ancient Seed]] may be [[Crafting|crafted]] into a plantable [[Ancient Seeds|Ancient Seeds pack]], and the [[Dinosaur Egg]] may be used to hatch a [[Dinosaur]] or turned into [[Mayonnaise]].
 
Artifacts have little use other than donating them to the museum.  The [[Dwarf Scroll I|Dwarf Scrolls]], [[Dwarvish Helm]], and [[Dwarf Gadget]] may be gifted to the [[Dwarf]] as liked gifts, the [[Ancient Seed]] may be [[Crafting|crafted]] into a plantable [[Ancient Seeds|Ancient Seeds pack]], and the [[Dinosaur Egg]] may be used to hatch a [[Dinosaur]] or turned into [[Mayonnaise]].
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==Artifacts==
 
==Artifacts==
Note that the [[Quarry]] is considered part of [[The Mountain]] when digging up Artifact Spots.  For Fishing Treasure Chests, the artifact has a higher chance of appearing if all 20 [[Lost Books]] have been found.
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Map regions specified under "Location" are places where the artifact can be found when digging up an [[Artifact Spot]], along with the chance per artifact spot of finding the artifact<ref name="artifact_chance" />.
   −
For items that say >1% or >3% or >5%, there is a base chance of 1% or 3% or 5% of finding them based on the data in <tt>ObjectInformation.xnb</tt>.  The "extra" % chance comes from the secondary search for a valid item in <tt>Locations.xnb</tt>, for which a valid % would be difficult to calculate.
   
{| class="wikitable sortable" id="roundedborderfull"
 
{| class="wikitable sortable" id="roundedborderfull"
 
!Image
 
!Image
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*Bus Stop (3%)
 
*Bus Stop (3%)
 
*Town (1%)
 
*Town (1%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Feast of the Winter Star]]
 
*[[Feast of the Winter Star]]
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|
 
|
 
*Forest (1%)
 
*Forest (1%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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*Forest (2%)
 
*Forest (2%)
 
*Town (1%)
 
*Town (1%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*Duggy drop (2%)
 
*Duggy drop (2%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|
 
|
 
*Beach (2%)
 
*Beach (2%)
*Forest (1%)
+
*Forest (0.9%)
 
*Town (0.8%)
 
*Town (0.8%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="350"|{{price|350}}
 
|data-sort-value="350"|{{price|350}}
 
|
 
|
*Mountain (0.8%)
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*Mountain (0.7%)
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*Foraged on [[Skull Cavern#Prehistoric Floors|prehistoric floors]] of the [[Skull Cavern]]
 
*Foraged on [[Skull Cavern#Prehistoric Floors|prehistoric floors]] of the [[Skull Cavern]]
 
*[[Pepper Rex]] drop (10%)
 
*[[Pepper Rex]] drop (10%)
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|data-sort-value="300"|{{price|300}}
 
|data-sort-value="300"|{{price|300}}
 
|
 
|
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*Drop from Bats, Shadow Brute, or Shadow Shaman
 
*Drop from Bats, Shadow Brute, or Shadow Shaman
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Forest (1%)
+
*Forest (0.9%)
*Mountain (0.8%)
+
*Mountain (0.7%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="25"|{{price|25}}
 
|data-sort-value="25"|{{price|25}}
 
|
 
|
*The Farm
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*Town (5% + 11%<ref name="artifact_extra" />)
*Town (>5%)
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
*[[Fishing#Treasure Chests|Fishing Chest]]
   
*Tilling in Mines/Skull Cavern (any floor) (0.16%)
 
*Tilling in Mines/Skull Cavern (any floor) (0.16%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|data-sort-value="25"|{{price|25}}
 
|data-sort-value="25"|{{price|25}}
 
|
 
|
 +
*Farm (10%)
 
*Tilling in Mines/Skull Cavern (0.16%)
 
*Tilling in Mines/Skull Cavern (0.16%)
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
*Farm (10%)
   
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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*Mountain (5%)
 
*Mountain (5%)
 
*Tilling in Mines/Skull Cavern (any floor)
 
*Tilling in Mines/Skull Cavern (any floor)
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="50"|{{price|50}}
 
|data-sort-value="50"|{{price|50}}
 
|
 
|
*Farm (10%)
+
*Farm (9%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="5"|{{price|5}}
 
|data-sort-value="5"|{{price|5}}
 
|
 
|
*Forest (1%)
+
*Forest (0.9%)
*Mountain (1%)
+
*Mountain (0.9%)
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*Monster drop ([[Bug]], [[Cave Fly]], [[Grub]], [[Mutant Fly]], [[Mutant Grub]]: 0.5%)
 
*Monster drop ([[Bug]], [[Cave Fly]], [[Grub]], [[Mutant Fly]], [[Mutant Grub]]: 0.5%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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*Mountain (3%)
 
*Mountain (3%)
 
*Forest (3%)
 
*Forest (3%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|
 
|
 
*Beach (10%)
 
*Beach (10%)
*[[Fishing#Treasure Chests|Fishing Chest]]
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*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Beach (5%)
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*Beach (4%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="20"|{{price|20}}
 
|data-sort-value="20"|{{price|20}}
 
|
 
|
*Beach (10%)
+
*Beach (8%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Mountain (1%)
+
*Forest (0.9%)
*Forest (1%)
+
*Mountain (0.8%)
*Town (0.5%)
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*Town (0.4%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (0.8-0.9%<ref name="treasure_artifact" />)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|data-sort-value="50"|{{price|50}}
 
|data-sort-value="50"|{{price|50}}
 
|
 
|
*Mountain (5%)
  −
*Forest (5%)
   
*Bus Stop (5%)
 
*Bus Stop (5%)
 +
*Mountain (4%)
 +
*Forest (4%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
 
|-
 
|-
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|
 
|
 
*Tilling in Mines (floor 41-80) (0.1%)
 
*Tilling in Mines (floor 41-80) (0.1%)
*[[Magma Geode]] (3.8%)
+
*[[Magma Geode]] (4%)
 
*[[Omni Geode]] (1%)
 
*[[Omni Geode]] (1%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Bus Stop (1%)
+
*Bus Stop (0.9%)
*Forest (1%)
+
*Forest (0.8%)
*Town (0.5%)
+
*Town (0.4%)
*[[Frozen Geode]] (3.33%)
+
*[[Frozen Geode]] (3%)
 
*[[Omni Geode]] (1%)
 
*[[Omni Geode]] (1%)
 
*[[Artifact Trove]]
 
*[[Artifact Trove]]
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|data-sort-value="1000"|{{price|1000}}
 
|data-sort-value="1000"|{{price|1000}}
 
|class="no-wrap"|
 
|class="no-wrap"|
*Everywhere (Except Desert) (0.1%)
+
*Bus Stop (0.09%)
 +
*Town (0.09%)
 +
*Forest (0.08%)
 +
*Mountain (0.08%)
 +
*Farm (0.08%)
 +
*Beach (0.08%)
 
*Tilling in Mines/Skull Cavern (any floor) (0.03%)
 
*Tilling in Mines/Skull Cavern (any floor) (0.03%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (≈0.14%)
 
*[[Secret Notes#Secret Note #17|Secret Note #17]]
 
*[[Secret Notes#Secret Note #17|Secret Note #17]]
 
|-
 
|-
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|data-sort-value="1000"|{{price|1000}}
 
|data-sort-value="1000"|{{price|1000}}
 
|
 
|
*Everywhere (Except Desert) (0.1%)
+
*Bus Stop (0.09%)
 +
*Town (0.09%)
 +
*Forest (0.08%)
 +
*Mountain (0.08%)
 +
*Farm (0.08%)
 +
*Beach (0.08%)
 
*Tilling in Mines/Skull Cavern (any floor) (0.03%)
 
*Tilling in Mines/Skull Cavern (any floor) (0.03%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (≈0.14%)
 
*[[Secret Notes#Secret Note #18|Secret Note #18]]
 
*[[Secret Notes#Secret Note #18|Secret Note #18]]
 
|-
 
|-
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Town (1%)
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*Forest (6%<ref name="artifact_extra" />)
*Forest
+
*Town (0.9%)
 
|-
 
|-
 
|[[File:Prehistoric Tibia.png|center]]
 
|[[File:Prehistoric Tibia.png|center]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Forest (1%)
+
*Railroad (8%<ref name="artifact_extra" />)
*Railroad
+
*Forest (0.8%)
 
*[[Pepper Rex]] drop (22.5%)
 
*[[Pepper Rex]] drop (22.5%)
 
|-
 
|-
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Mountain (>1%)
+
*Mountain (0.8% + 6%<ref name="artifact_extra" />)
 
|-
 
|-
 
|[[File:Skeletal Hand.png|center]]
 
|[[File:Skeletal Hand.png|center]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Beach (1%)
+
*Backwoods (8%<ref name="artifact_extra" />)
*Backwoods
+
*Beach (0.8%)
 
|-
 
|-
 
|[[File:Prehistoric Rib.png|center]]
 
|[[File:Prehistoric Rib.png|center]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Farm (1%)
+
*Town (4%<ref name="artifact_extra" />)
*Town
+
*Farm (0.8%)
 
*[[Pepper Rex]] drop (22.5%)
 
*[[Pepper Rex]] drop (22.5%)
 
|-
 
|-
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Bus Stop (>1%)
+
*Bus Stop (0.9% + 5%<ref name="artifact_extra" />)
 
*[[Pepper Rex]] drop (22.5%)
 
*[[Pepper Rex]] drop (22.5%)
 
|-
 
|-
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|
 
|
 
*Tilling in Mines/Skull Cavern (any floor)
 
*Tilling in Mines/Skull Cavern (any floor)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (3.1-3.4%<ref name="treasure_artifact" />)
 
|-
 
|-
 
|[[File:Nautilus Fossil.png|center]]
 
|[[File:Nautilus Fossil.png|center]]
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|data-sort-value="80"|{{price|80}}
 
|data-sort-value="80"|{{price|80}}
 
|
 
|
*Beach (3%)
+
*Beach (2%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (3.1-3.4%<ref name="treasure_artifact" />)
 
|-
 
|-
 
|[[File:Amphibian Fossil.png|center]]
 
|[[File:Amphibian Fossil.png|center]]
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|data-sort-value="150"|{{price|150}}
 
|data-sort-value="150"|{{price|150}}
 
|
 
|
*Forest (1%)
+
*Forest (0.8%)
*Mountain (1%)
+
*Mountain (0.8%)
*[[Fishing#Treasure Chests|Fishing Chest]]
+
*[[Fishing#Treasure Chests|Fishing Chest]] (3.1-3.4%<ref name="treasure_artifact" />)
 
|-
 
|-
 
|[[File:Palm Fossil.png|center]]
 
|[[File:Palm Fossil.png|center]]
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|data-sort-value="100"|{{price|100}}
 
|data-sort-value="100"|{{price|100}}
 
|
 
|
*Desert (10%)
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*Desert (9%)
*Beach (1%)
+
*Forest (0.8% + 5%<ref name="artifact_extra" />)
*Forest (>1%)
+
*Beach (0.7%)
 
|-
 
|-
 
|[[File:Trilobite.png|center]]
 
|[[File:Trilobite.png|center]]
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|data-sort-value="50"|{{price|50}}
 
|data-sort-value="50"|{{price|50}}
 
|
 
|
*Beach (>3%)
+
*Beach (2% + 5%<ref name="artifact_extra" />)
*Mountain (3%)
+
*Mountain (2%)
*Forest (3%)
+
*Forest (2%)
 
|}
 
|}
    
==Artifact Troves==
 
==Artifact Troves==
Artifact Troves are artifact containers which can be purchased from the [[Desert Trader]] for 5 [[Omni Geode]]s. They also have a chance to drop from [[Haunted Skull]]s.
+
Artifact Troves are artifact containers which can be purchased from the [[Desert Trader]] for 5 [[Omni Geode]]s. They also have a chance to drop from [[Haunted Skull]]s.
    
They must be processed at the [[Blacksmith]] to obtain the artifacts inside.  Clint charges {{Price|25}} to process each Artifact Trove.
 
They must be processed at the [[Blacksmith]] to obtain the artifacts inside.  Clint charges {{Price|25}} to process each Artifact Trove.
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==External Links==
 
==External Links==
 
Users with access to their [[Saves|saved game files]] may find the "Stardew Valley Helpers" website useful for predicting where artifact spots will appear and what they will contain.  The site is located at:  https://stardew.djomp.co.uk/
 
Users with access to their [[Saves|saved game files]] may find the "Stardew Valley Helpers" website useful for predicting where artifact spots will appear and what they will contain.  The site is located at:  https://stardew.djomp.co.uk/
 +
 +
==References==
 +
<references>
 +
<ref name="artifact_chance">The contents of an artifact spot are calculated by <tt>GameLocation::digUpArtifactSpot</tt>; the primary data source is <tt>ObjectInformation.xnb</tt>. Each artifact is checked sequentially to see whether a random number is less than the chance specified by the input file; the first artifact that succeeds is the one found. One result of this algorithm is that the actual chance of finding a given artifact is smaller than the value in the input file, because it can only be found if all previous artifacts failed their tests.</ref>
 +
<ref name="artifact_extra">The additional chance for this artifact is season-dependent: the chance is 50% smaller in winter and 6.25% smaller in spring. The chance comes from a secondary input file, <tt>Locations.xnb</tt>, which is only used if all other sources fail.</ref>
 +
<ref name="treasure_artifact">The chance of an artifact appearing in a treasure chest is higher if [[Lost Books]] are not possible, e.g., after the Museum's collection is complete.</ref>
 +
</references>
    
{{NavboxArtifacts}}
 
{{NavboxArtifacts}}

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