Sedimentary Rock (Possibly A Conglomerate Or Coarse Grained Sandstone)

Ferruginous Sandstone

Arenite with Iron-oxide cement

Granodiorite

Phaneritic-textured Intrusive Granodiorite

Fossil Shell Fragment (possibly Brachiopod or Bivalve)

Calcium Carbonate (CaCO3) - Phylum Brachiopoda or Mollusca

Granodiorite

Granodiorite (containing Quartz, Plagioclase Feldspar, Biotite, and Hornblende)

General Gravel (River Rock/River Stones)

Mixed Lithic Sediments (Conglomerate Clasts)

Granodiorite (foreground) and Rose Quartz (background)

Granodiorite / Quartz (SiO2)

Gneiss Pebble

Gneiss

Larvikite

Larvikite (Anorthoclase-rich Monzonite)

Sandstone, Quartzite, and River Pebbles

Silicon Dioxide (SiO2) based Sedimentary/Metamorphic structures

Banded Rock (likely Quartz-rich)

Uncertain, likely a Metamorphic Rock (e.g., Gneiss or Schist) with prominent Quartz and other minerals

Sandstone (Water-worn Cobble)

Arenite (variable composition, primarily SiO2)

Red Granite

Felsic Plutonic Rock (Granite)

Ironstone Concretion

Limonitic/Hematitic Concretion

Quartz (likely Milky Quartz)

Quartz (SiO₂ - Silicon Dioxide)

Sandstone (specifically Red Sandstone)

Arenite (SiO2 with Iron Oxide)

Red Jasper (possibly Chert/Argillite)

Jasper (SiO2) with iron oxide inclusions

Sandstone (with man-made markings)

Arenite (composed primarily of Quartz, SiO2)

Black Chert

Chert (microcrystalline quartz)

Sandstone (likely Arkose)

Arenite (Feldspathic Sandstone / Arkose)

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Sandstone

Arenite

Basalt with Granite Inclusions (Xenoliths)

Mafic igneous rock (Basalt) with Sialic minerals

Granite

Granite (Felsic Plutonic Rock)

Granite Cobble

Granite (Phaneritic Igneous Rock)

Sandstone (with ripple marks)

Arenite / Quartz Sandstone

Ferruginous Sandstone (Gerrit)

Arenite with Iron Oxide cementation

Grey Granite

Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Ferruginous Sandstone with Quartz Inclusions

Clastic Sedimentary Rock (Iron-rich Sandstone)

Shale

Lutaceous sedimentary rock

Granite

Granite (compositional mixture of Quartz, Feldspar, and Mica)

Ironstone Concretion

Siderite or Ferruginous Concretion (FeCO3 or Iron Oxides)

Sandstone (Ferruginous)

Arenite (with Iron Oxide)

Sandstone

Arenite

Granite

Phaneritic plutonic rock (Felsic)

Quartzite

Quartzite (primarily SiO2)

Gneiss (specifically Granite Gneiss)

Gneiss (High-grade Regional Metamorphic Rock)

Pink Granite

Felsic intrusive igneous rock

Diorite

Diorite (Intermediate Plutonic Rock)

Granite

Phaneritic Granocrystalline Igneous Rock

Gneiss

Gneiss (High-grade Metamorphic Rock)

Granite Pebble

Granite (composed primarily of Quartz, Feldspar, and Mica)

Ocherous Sandstone (Ferruginous Sandstone)

Ferruginous Arenite (SiO2 with Fe2O3)