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🖼️ Rock gallery

All 81 photographs from the Horníček game. Each one is from Wikimedia Commons, with its author and licence (CC0, CC BY, CC BY-SA or public domain). Crediting the author is required under CC BY and CC BY-SA; we have only made the photographs smaller.

Granite (žula)

Igneous rock

Photograph: Granite (žula)
Author: see the file page
Licence: CC BY-SA 2.0 br
File on Wikimedia Commons
Photograph: Granite (žula)
Author: Dexter Perkins
Licence: CC0
File on Wikimedia Commons
Photograph: Granite (žula)
Author: Shannon Heinle
Licence: CC0
File on Wikimedia Commons
Photograph: Granite (žula)
Author: Dexter Perkins
Licence: CC0
File on Wikimedia Commons

Basalt (čedič)

Igneous rock

Photograph: Basalt (čedič)
Author: Mick Garratt
Licence: CC BY-SA 2.0
File on Wikimedia Commons
Photograph: Basalt (čedič)
Author: Jan Nyssen
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Basalt (čedič)
Author: Smithsonian Institution
Licence: CC0
File on Wikimedia Commons

Limestone (vápenec)

Sedimentary rock

Photograph: Limestone (vápenec)
Author: Ingolfson
Licence: volné dílo
File on Wikimedia Commons
Photograph: Limestone (vápenec)
Author: Rosser1954
Licence: volné dílo
File on Wikimedia Commons

Sandstone (pískovec)

Sedimentary rock

Photograph: Sandstone (pískovec)
Author: kallerna
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Sandstone (pískovec)
Author: Óðinn
Licence: CC BY-SA 2.5 ca
File on Wikimedia Commons
Photograph: Sandstone (pískovec)
Author: Quasquith
Licence: CC BY 4.0
File on Wikimedia Commons

Sand (písek)

Loose rock

Photograph: Sand (písek)
Author: Navaneeth Krishnan S
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Sand (písek)
Author: David Abercrombie
Licence: CC BY-SA 2.0
File on Wikimedia Commons
Photograph: Sand (písek)
Author: David Abercrombie
Licence: CC BY-SA 2.0
File on Wikimedia Commons

Gravel (štěrk)

Loose rock

Photograph: Gravel (štěrk)
Author: Pauline Eccles
Licence: CC BY-SA 2.0
File on Wikimedia Commons
Photograph: Gravel (štěrk)
Author: S Yao
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Gravel (štěrk)
Author: Tiisu Sharif
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Kaolin (kaolin)

Clay

Photograph: Kaolin (kaolin)
Author: Koreller
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Kaolin (kaolin)
Author: Shannon Heinle
Licence: CC0
File on Wikimedia Commons
Photograph: Kaolin (kaolin)
Author: SqueekRO
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Rock salt, halite (sůl kamenná)

Mineral

Photograph: Rock salt, halite (sůl kamenná)
Author: Lestat (Jan Mehlich)
Licence: CC BY-SA 2.5
File on Wikimedia Commons
Photograph: Rock salt, halite (sůl kamenná)
Author: Didier Descouens
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Rock salt, halite (sůl kamenná)
Author: Kritzolina
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Rock salt, halite (sůl kamenná)
Author: Aram Dulyan (User:Aramgutang)
Licence: volné dílo
File on Wikimedia Commons

Gypsum (sádrovec)

Mineral

Photograph: Gypsum (sádrovec)
Author: Didier Descouens
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Gypsum (sádrovec)
Author: Marie-Lan Taÿ Pamart
Licence: CC BY 4.0
File on Wikimedia Commons

Quartz (křemen)

Mineral

Photograph: Quartz (křemen)
Author: JJ Harrison
Licence: CC BY-SA 2.5
File on Wikimedia Commons

Feldspar (živec)

Mineral

Photograph: Feldspar (živec)
Author: Didier Descouens
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Feldspar (živec)
Author: Robert M. Lavinsky
Licence: CC BY-SA 3.0
File on Wikimedia Commons

Mica (slída)

Mineral

Photograph: Mica (slída)
Author: Didier Descouens
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Mica (slída)
Author: Luis Miguel Bugallo Sánchez (Lmbuga Commons)(Lmbuga Galipedia) Publicada por/Publish by: Luis Miguel Bugallo Sánchez
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Mica (slída)
Author: Stephanie Clifford from Arlington, VA, USA
Licence: CC BY 2.0
File on Wikimedia Commons

Calcite (kalcit)

Mineral

Photograph: Calcite (kalcit)
Author: Jan Pavelka
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Calcite (kalcit)
Author: Raimond Spekking
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Pyrite (pyrit)

Mineral

Photograph: Pyrite (pyrit)
Author: Ivar Leidus
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Pyrite (pyrit)
Author: JJ Harrison
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Pyrite (pyrit)
Author: Uoaei1
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Pyrite (pyrit)
Author: Didier Descouens
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Graphite (grafit)

Mineral

Photograph: Graphite (grafit)
Author: Robert M. Lavinsky
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Graphite (grafit)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons

Diamond (diamant)

Mineral

Photograph: Diamond (diamant)
Author: Smithsonian Institution
Licence: volné dílo
File on Wikimedia Commons
Photograph: Diamond (diamant)
Author: W.carter
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Diamond (diamant)
Author: W.carter
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Fluorite (fluorit, kazivec)

Mineral

Photograph: Fluorite (fluorit, kazivec)
Author: Giovanni Dall'Orto
Licence: CC BY-SA 2.5 it
File on Wikimedia Commons
Photograph: Fluorite (fluorit, kazivec)
Author: Didier Descouens
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Fluorite (fluorit, kazivec)
Author: Raimond Spekking
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Fluorite (fluorit, kazivec)
Author: Raimond Spekking
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Galena, lead ore (galenit)

Lead ore

Photograph: Galena, lead ore (galenit)
Author: Ivar Leidus
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Galena, lead ore (galenit)
Author: Bergminer
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Iron ore (železná ruda)

Iron ore

Photograph: Iron ore (železná ruda)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons
Photograph: Iron ore (železná ruda)
Author: Jan Helebrant
Licence: CC BY-SA 2.0
File on Wikimedia Commons
Photograph: Iron ore (železná ruda)
Author: Jan Helebrant
Licence: CC BY-SA 2.0
File on Wikimedia Commons

Copper ore (měděná ruda)

Copper ore

Photograph: Copper ore (měděná ruda)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons
Photograph: Copper ore (měděná ruda)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons

Gold (zlato)

Ore and pure metal

Photograph: Gold (zlato)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons
Photograph: Gold (zlato)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons
Photograph: Gold (zlato)
Author: Marie-Lan Taÿ Pamart
Licence: CC BY 4.0
File on Wikimedia Commons
Photograph: Gold (zlato)
Author: Quangkhanhhuynh
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Silver (stříbro)

Ore and pure metal

Photograph: Silver (stříbro)
Author: Alchemist-hp (talk) (www.pse-mendelejew.de)
Licence: CC BY-SA 3.0 de
File on Wikimedia Commons
Photograph: Silver (stříbro)
Author: Robert M. Lavinsky
Licence: CC BY-SA 3.0
File on Wikimedia Commons

Hard coal (černé uhlí)

Energy resource

Photograph: Hard coal (černé uhlí)
Author: Amcyrus2012
Licence: CC BY 4.0
File on Wikimedia Commons
Photograph: Hard coal (černé uhlí)
Author: Darla Sondrol
Licence: CC0
File on Wikimedia Commons
Photograph: Hard coal (černé uhlí)
Author: ILoveAllTrees
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Brown coal (hnědé uhlí)

Energy resource

Photograph: Brown coal (hnědé uhlí)
Author: Mukasora (talk)
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Brown coal (hnědé uhlí)
Author: Prissantenbär
Licence: CC BY-SA 3.0
File on Wikimedia Commons

Crude oil (ropa)

Energy resource

Photograph: Crude oil (ropa)
Author: Glasbruch2007
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Crude oil (ropa)
Author: Best Tech Nick 25
Licence: CC BY-SA 4.0
File on Wikimedia Commons
Photograph: Crude oil (ropa)
Author: Kun Kipcsak (photo) and Asybaris01 (edit)
Licence: CC BY-SA 4.0
File on Wikimedia Commons

Natural gas (zemní plyn)

Energy resource

Photograph: Natural gas (zemní plyn)
Author: Matthew Bellemare
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Natural gas (zemní plyn)
Author: see the file page
Licence: CC BY-SA 2.0
File on Wikimedia Commons

Marble (mramor)

Metamorphic rock

Photograph: Marble (mramor)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons
Photograph: Marble (mramor)
Author: Nessa Eull
Licence: CC0
File on Wikimedia Commons

Gneiss (rula)

Metamorphic rock

Photograph: Gneiss (rula)
Author: Siim
Licence: CC BY-SA 3.0
File on Wikimedia Commons
Photograph: Gneiss (rula)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons

Slate, shale (břidlice)

Sedimentary rock

Photograph: Slate, shale (břidlice)
Author: Mike Davis
Licence: CC0
File on Wikimedia Commons
Photograph: Slate, shale (břidlice)
Author: Dexter Perkins
Licence: CC0
File on Wikimedia Commons
Photograph: Slate, shale (břidlice)
Author: Mike Davis
Licence: CC0
File on Wikimedia Commons
Photograph: Slate, shale (břidlice)
Author: James St. John
Licence: CC BY 2.0
File on Wikimedia Commons

Conglomerate (slepenec)

Sedimentary rock

Photograph: Conglomerate (slepenec)
Author: Jstuby at en.wikipedia
Licence: volné dílo
File on Wikimedia Commons
Photograph: Conglomerate (slepenec)
Author: Roy Parkhouse
Licence: CC BY-SA 2.0
File on Wikimedia Commons