Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Category
Sedimentary Or Igneous
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Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Quartzite
Quartzite (primarily SiO₂)
metamorphic
Nephrite Jade
Nephrite (a variety of the mineral actinolite within the amphibole group); Chemical Formula: Ca2(Mg,Fe)5Si8O22(OH)2
Mineral
Labradorite
Labradorite (a calcium-enriched sodic plagioclase feldspar mineral - (Ca, Na)(Al, Si)4O8)
mineral
Quartz Pebble (Iron-stained)
Silicon Dioxide (SiO2)
Mineral / Sedimentary setting
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Quartz Geode/Cluster
Quartz (SiO2)
mineral
Porphyritic Andesite/Basalt or Diorite River Rock
Porphyritic Igneous Rock
Igneous
Granite with Epidote
Granite, containing quartz, feldspar, and epidote
Igneous
Granite
Granite (Phaneritic Quartz-Feldspar Plutonic Rock)
igneous
Milky Quartz in Epidote Host Rock
Crystalline Silicon Dioxide (SiO2) with Epidote Ca2(Al,Fe)3(SiO4)3(OH)
mineral
Granite
Phaneritic plutonic felsic rock (primarily Quartz, Feldspar, and Mica)
igneous
Granite fragment
Granite (Felsic Plutonic Rock)
igneous
Orthoclase Feldspar (or K-Feldspar)
Orthoclase (KAlSi3O8)
Mineral
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
mineral
Granite (Phaneritic Igneous Rock)
Granite
igneous
Calcite (commonly referred to as Orange Calcite or Honey Calcite given its color)
Calcite
Mineral
Sandstone (Quartz-rich)
Arenite (SiO2)
sedimentary
Calcite
Calcite (CaCO3)
Mineral
Granite
Granite (composed of Quartz, Feldspar, and Mica)
igneous
Granite (Orthoclase rich)
Granite (composed primarily of Quartz and Potassium Feldspar KAlSi3O8)
igneous
Epidote in Quartz
Quartz with Epidote inclusions (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH) inclusions)
Mineral
Apatite
Apatite group mineral (e.g., Fluorapatite - Ca5(PO4)3F, Chlorapatite - Ca5(PO4)3Cl, Hydroxylapatite - Ca5(PO4)3(OH))
mineral
Black Tourmaline
Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)
Mineral
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Sandstone (with man-made markings)
Arenite (composed primarily of Quartz, SiO2)
sedimentary
Basalt with Quartz Veins
Amygdaloidal Basalt (matrix) with Crystalline SiO2 (veins)
igneous
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Quartz (likely milky quartz or a stained variety)
Silicon Dioxide (SiO₂)
Mineral
Granite
Phaneritic Plutonic Felsic Rock
igneous
Granite Cobble
Granite
igneous
Granite
Granite
igneous
Granite Pebble
Igneous Intrusive Rock (Quartz-Feldspar-Mica Phenocrysts)
igneous
Granite
Granite (Phaneritic Igneous Rock)
igneous
Granite
Phaneritic Felsic Igneous Rock
igneous
Granite
Phaneritic plutonic rock (primarily Quartz, Feldspar, and Mica)
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Granite
Intrusive igneous rock (SiO2 range 65-75%)
igneous
Granite
Granite (composed mainly of Quartz, Feldspar, and Mica)
igneous