Metamorphic Or Igneous With Mineral Inclusion

Jadeite and Assorted Corundum (Ruby/Sapphire) / Beryl (Emerald)

Jadeite (NaAlSi2O6), Ruby/Sapphire (Al2O3), Emerald (Be3Al2(SiO3)6)

Tumbled quartz pebble (probable milky quartz)

Quartz, silicon dioxide (SiO₂)

Quartz-bearing pegmatitic rock, likely granite/pegmatite

Feldspar–quartz pegmatite; chiefly K-feldspar, plagioclase, quartz, and possible mica

Amber with inclusion

Amber (Fossilized Tree Resin)

Vesicular basalt (possibly amygdaloidal basalt)

Basalt; primarily plagioclase feldspar, pyroxene, and commonly olivine, with possible secondary zeolite or calcite fillings

Rounded basalt pebble

Basalt, a fine-grained mafic volcanic rock (mainly plagioclase and pyroxene)

Yellow Calcite

Calcium Carbonate (CaCO3)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz with Mineral Inclusions

Silicon Dioxide (SiO2)

Quartzite Pebble

Quartzite (primarily SiO2)

Ruby (set in a gold pendant)

Ruby (Variety of Corundum, Al2O3)

Milky Quartz

Silicon Dioxide (SiO2)

Aventurine

Quartz (SiO2) with inclusions of Fuchsite

Strawberry Quartz (Quartz with Hematite inclusions)

Silicon Dioxide with Iron Oxide (SiO2 + Fe2O3)

Schist with Biotite Inclusion

Biotite-bearing Mica Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)

Milky quartz

Quartz (silicon dioxide, SiO₂)

Milky quartz (possibly rose quartz)

Quartz, silicon dioxide (SiO₂)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Gossan (Iron Hat) with Quartz and Chlorite

Limonite/Goethite-rich Gossan (FeO(OH)·nH2O) with inclusions of Quartz and Chlorite

Sunstone (Feldspar)

(Ca,Na)((Al,Si)2Si2O8) with inclusions of Hematite or Goethite

Milky quartz (rough quartz fragment)

Quartz, silicon dioxide (SiO₂)

Gold in Quartz Ore

Hydrothermal Quartz with native Gold (Au)

Milky Quartz

Silicon Dioxide (SiO2)

Epidote in Quartz

Quartz with Epidote inclusions (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH) inclusions)

Tumbled dark blue-green stone, likely blue apatite or indigo gabbro

Apatite, Ca5(PO4)3(F,Cl,OH), or possibly quartz-rich indigo gabbro

Sodalite

Na8(Al6Si6O24)Cl2

Milky Quartz

Silicon Dioxide (SiO2)

Milk Quartz (White) and Yellow Aventurine (Yellow)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Tumbled Clear Quartz

Silicon Dioxide (SiO2)

Diorite with Xenolith

Intermediate Plutonic Igneous Rock (Diorite)

Milky quartz in weathered host rock

Quartz, SiO₂; likely a quartz vein in altered country rock

Picasso Stone

Metamorphic Limestone (Marble)

Mixed Tumbled Rocks and Minerals Collection

Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

SiO2 (Silicon Dioxide)

Serpentinite (likely)

Serpentine-group minerals, chiefly antigorite/lizardite; commonly with magnetite and relic olivine/pyroxene