Rocks – ID Lab


 
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Rocks – Notes & Focus
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Rocks – ID Lab
Rocks – Lab Practical
Soil – Notes & Focus
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“Panning for Gold” Lab

 

Rocks Identification

Rocks – ID Lab

IGNEOUS ROCKS

  MAFIC Rocks
(Dark Colored)		 Medium
Colored Rocks		 FELSIC Rocks
(Light Colored)
INTRUSIVE Rocks
(Large Crystals)		 Gabbro Diorite Granite
EXTRUSIVE Rocks
(Small Crystals)		 Basalt Andesite Rhyolite
AMORPHOUS Rocks
(No Crystals)		 Scoria Pumice Tuff Obsidian

SEDIMENTARY ROCKS

CLASTICS CHEMICAL ORGANIC
  EVAPORATES PRECIPITATES  
Conglomerate      Limestone
Breccia Rock Salt Limestone Peat
Sandstone Rock Gypsum Chalcedony (chert) ¯
Siltstone     Lignite
Shale     ¯
      Bituminous Coal

METAMORPHIC ROCKS

FOLIATED NON–FOLIATED
(Granite)  ®  Gneiss  
(Shale)  ®  Slate (Sandstone)  ®  Quartzite
(Shale)  ®  ¯ (Limestone)  ®  Marble
(Shale)  ®  Phyllite (Rock Gypsum)  ®  Alabaster
(Shale)  ®  ¯ (Bituminous Coal)  ®  Anthracite Coal
(Shale)  ®  Schist (Talc)  ®  Soapstone
 
 

 
 
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