Igneous

Granite (Pink/Red Granite)

Phaneritic Igneous Rock (primarily SiO2, KAlSi3O8, NaAlSi3O8)

Granite

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

Pink Granite

Phaneritic Igneous Rock (high K-feldspar content)

Quartz Vein in Host Rock

Silicon Dioxide (SiO2) within Sedimentary or Igneous Matrix

Basalt with Quartz Vein

Basalt (extrusive igneous rock) with Quartz (SiO2) inclusion

Granite

Phaneritic intrusive igneous rock (Quartz, Feldspar, Mica)

Granite

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

Basalt

Basalt (Vitreous to Fine-grained Extrusive Igneous Rock)

Porphyry

Porphyritic Igneous Rock (likely Porphyritic Andesite or Basalt)

Granite (specifically Brown Granite Countertop)

Phaneritic Felsic Igneous Rock (Granite-Gabbro series)

Pink Granite

Phaneritic intrusive igneous rock with dominant Alkali Feldspar

Obsidian

Volcanic glass (SiO2-rich extrusive igneous rock)

Basalt with Quartz Infill

Aphanitic Mafic Igneous Rock with Silica (SiO2) inclusion

Granite Cobble

Granitic intrusive igneous rock (Quartz, Feldspar, Mica)

Basalt

Extrusive Igneous Basalt (contains Plagioclase Feldspar and Pyroxene)

Basalt with Calcite Veining

Aphanitic Mafic Igneous Rock (primarily Plagioclase and Pyroxene)

Basalt with Peridotite Xenolith

Mafic Igneous Rock with Peridotite Inclusion (Olivine-rich)

Epidote and Quartz in Basalt Porpohyry

Epidote bearing Porphyritic Basalt with Quartz Veins

Black Obsidian

Volcanic Glass (SiO2)

Schorl (Black Tourmaline) in Quartz or Feldspar Matrix

NaFe3Al6(BO3)3Si6O18(OH)4 (Schorl) in Granitic Pegmatite

Obsidian

Obsidian (Volcanic Glass)

Granite

Granite (Mainly Quartz, Feldspar, and Mica)

Feldspar Pegmatite

Pegmatitic Potassium Feldspar (KAlSi3O8) with Quartz and Mica

Obsidian

Obsidian (Volcanic Glass)

Granite

Phaneritic Igneous Rock (composed of quartz, alkali feldspar, and plagioclase)

Basalt

Mafic Igneous Rock (composed primarily of Pyroxene and Plagioclase Feldspar)

Basalt

Mafic Igneous Rock (composed primarily of Pyroxene and Plagioclase Feldspar)

Basalt with Quartz Vein

Aphanitic Mafic Igneous Rock with Silicon Dioxide (SiO2) inclusion

Granite

Granite (Phaneritic intrusive igneous rock; primarily SiO2 and Al2O3)

Vesicular Basalt (Scoria)

Mafic extrusive igneous rock (primarily Plagioclase Feldspar and Pyroxene)

Basalt

Mafic Igneous Rock (composed primarily of Pyroxene and Plagioclase Feldspar)

Grey Granite

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

Diorite (Dalmatian Stone variant)

Phaneritic Plutonic Igneous Rock (Medium to Fine-grained Diorite)

Granite with Mafic Inclusions

Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)

Basalt with Vesicular Texture

Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)

Basalt with Iron Oxidation

Aphanitic Mafic Igneous Rock (composed primarily of Plagioclase and Pyroxene)

Granite

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

Granite

Phaneritic Intrusive Igneous Rock (composed of Quartz, Feldspar, and Mica)

Basalt

Extrusive Mafic Igneous Rock (composed primarily of Plagioclase and Pyroxene)

Jasper in Rhyolite matrix

Silicon Dioxide (SiO2) with various inclusions in Felsic Igneous matrix

Pumice (Vesicular Rhyolite/Andesite)

Pumice (a highly vesicular volcanic glass/extrusive igneous rock)

Granite Pebble

Felsic Intrusive Igneous Rock (composed of Quartz, Feldspar, and Mica)