Mixed (Igneous, Sedimentary, Metamorphic, And Minerals)

Pink Sapphire

Corundum (Al2O3 with trace Chromium and Iron)

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

Limonite (Yellow Ochre)

Limonite (an amorphous mixture of hydrated iron oxides, primarily FeO(OH)·nH2O)

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

Turquoise

CuAl6(PO4)4(OH)8·4H2O

White Agate / Chalcedony

Silicon Dioxide (SiO2)

Yellow Chalcedony (Agate/Jasper mix)

Silicon Dioxide (SiO2)

Yellow Quartz (Citrine or Yellow Jasper)

Silicon Dioxide (SiO2)

Carnelian

Carnelian (SiO2 - Silicon Dioxide with Iron Oxide impurities)

Jasper (Red Jasper)

Silicon Dioxide (SiO₂)

Olivine (Peridotite)

Olivine Group; (Mg, Fe)2SiO4

Unakite (Epidotized Granite)

Epidote-Feldspar-Quartz Rock

Graphite

Graphite (Carbon, C)

Fluorite

Calcium Fluoride (CaF2)

Sandstone (Micaceous)

Arenite (composed primarily of SiO2)

Chert / Chalcedony

Microcrystalline Quartz (SiO2)

Granite

Granite

Green Aventurine

Silicon dioxide (SiO2) with Fuchsite inclusions

Lepidolite with Quartz

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Jasper

Silicon dioxide (SiO2)

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

Nuummite

Orthorhombic amphibole (Gedrite and Anthophyllite mixture) - (Mg,Fe)7Si8O22(OH)2

Granite

Granite (Phaneritic intrusive igneous rock)

Jade

There are two distinct minerals commonly known as Jade: Nephrite (a calcium magnesium silicate - Ca2(Mg,Fe)5Si8O22(OH)2) and Jadeite (a sodium aluminum silicate - NaAlSi2O6). Based on the image showing a typically softer, more fibrous appearance, it is likely Nephrite.

Agate (specifically a small Chalcedony nodule)

Agate (Cryptocrystalline variety of Quartz, SiO2)

Yellow Chalcedony (Agate Pebble)

Silicon Dioxide (SiO2)

Quartz / Common Agate

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Pegmatite (Granite Pegmatite)

Intrusive Igneous Rock (Granite Pegmatite)

Quartz on Chlorite Schist

Chlorite Schist (Mg,Fe)3(Si,Al)4O10(OH)2 with Quartz (SiO2)

Rhodonite

Manganese Inosilicate (MnSiO3)

Granite (Weathered)

Granite (Felsic Plutonic Rock)

Snowflake Obsidian

Volcanic glass with Spherulite inclusions (SiO2)

Basalt with Amygdules

Amygdaloidal Basalt

Granite

Granite (a felsic intrusive igneous rock)

Clay (as a rock-forming material)

Clay minerals (e.g., Kaolinite group, Smectite group, Illite group, Chlorite group)

Hematite

Ferric oxide (Fe2O3)

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily SiO2)

Basalt with Epidote (Flowerstone-like texture)

Amygdaloidal Basalt (silicate mineral inclusions)

Olivine (Peridotite)

Magnesium Iron Silicate - (Mg, Fe)2SiO4

Orange Quartz with Hematite inclusions

Quartz (SiO2) with Hematite (Fe2O3) inclusions