Milky Quartz
Silicon Dioxide (SiO2)
Category
Browse metamorphic, likely sedimentary with quartz veins specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Weathered quartz-rich rock fragment
Likely quartz-bearing feldspathic rock; exact identification requires testing
Quartz (Milky Variant)
Silicon Dioxide (SiO2)
Gneiss with Quartz Vein
Metamorphic Gneiss with Quartz (SiO2) and Feldspar Injection
Faceted yellow gemstone, likely citrine
Citrine (quartz), SiO₂; possibly yellow sapphire or synthetic glass without testing
Quartz with inclusions (likely Tourmaline or Biotite)
Silicon Dioxide (SiO2)
Chert (Yellow Jasper)
Microcrystalline Quartz (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Granular Milky Quartz fragment)
Silicon Dioxide (SiO2)
Quartz (likely) / Siliceous rock with quartz phenocrysts (if a rock fragment)
Quartz (SiO₂)
Gneiss Pebble
Gneiss (High-grade metamorphic rock)
Quartz Cobble (River Rock)
Silicon Dioxide (SiO2)
Milky quartz (likely iron-stained quartz)
Quartz — silicon dioxide (SiO₂)
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz (likely milky/gray variety)
Quartz (SiO₂)
Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
Mica schist (likely garnet-mica schist)
Schist dominated by quartz, muscovite/biotite mica, and feldspar; possible almandine garnet
Amethyst and Rose Quartz Jewelry
Silicon Dioxide (SiO2)
Banded River Rock with Quartz Vein
Siltstone/Greywacke with Quartz (SiO2)
Quartz (Milky/Crystalline fragment)
Silicon Dioxide (SiO2)
Quartz Vein Quartzite Pebble
Quartzite with Quartz Veining
Quartz Crystal
Silicon Dioxide (SiO2)
Pink Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
White quartz pebble (likely milky quartz)
Quartz, silicon dioxide (SiO₂)
Tumbled Rose Quartz
Quartz (Silicon Dioxide, SiO2 with trace amounts of titanium, iron, or manganese)
Crystal Quartz Beads (likely Clear Quartz)
Quartz (SiO₂)
Foliated metamorphic rock, likely biotite schist
Mica schist, chiefly quartz, feldspar, and biotite mica
Chert with Calcite Veining
Microcrystalline Quartz (SiO2) with Calcium Carbonate (CaCO3) veins
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
Milky Quartz with Iron Oxide Staining
Quartz (Silicon Dioxide, SiO2)
Mica-rich metamorphic rock, likely schist
Muscovite–biotite schist; principally muscovite mica, biotite, quartz, and feldspar
Pink quartz crystal, possibly rose quartz
Quartz (silicon dioxide, SiO₂), likely pink quartz/rose quartz
River Pebble (likely Quartzite or Basalt)
Quartzite (SiO2 as primary mineral)
Polished red jasper
Jasper, microcrystalline quartz (SiO₂) colored by iron oxides
Gneiss (Granitic Gneiss)
Gneiss
Quartz on Schist
Silicon Dioxide (SiO2) on Foliated Metamorphic Rock
Quartz
Silicon Dioxide (SiO2)