Man Made Object (Metalwork)

Aventurine (likely Green Aventurine)

Quartz (SiO2) with included minerals (Fuchsite or Chlorite for green color)

Carnelian

Carnelian (a variety of Chalcedony, SiO2)

Zebra Jasper

Silicon dioxide (SiO2) with various impurities

Rose Quartz

Rose Quartz (SiO₂)

Rose Quartz

Rose Quartz (SiO2)

Rose Quartz

Silicon dioxide (SiO2) with trace impurities of titanium, iron, or manganese

Fossilized Wood (Petrified Wood)

Silicified Wood (primarily quartz/chalcedony replacing organic matter)

Crushed Limestone

Calcium Carbonate (CaCO3)

Asphalt (Bituminous Concrete)

Bituminous mix / Anthropogenic conglomerate

Metal Alloy (Jewelry)

Not a naturally occurring rock or mineral; likely a metal alloy for jewelry. Possible compositions include sterling silver (92.5% silver, 7.5% copper), or other silver/gold alloys.

Green Glass Cullet / Recycled Glass

Amorphous Silicon Dioxide (SiO2) with various metal oxides

Green Aventurine and Clear Quartz

Aventurine (variety of Quartz - SiO2) and Quartz (SiO2)

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite, Sodalite, Calcite, and Pyrite)

Chert (Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chrysoprase

Chalcedony (cryptocrystalline quartz) with nickel inclusions; SiO2

Larimar

Pectolite (a blue variety of Pectolite)

Amazonite

KAlSi3O8 (Potassium Aluminum Silicate) - a variety of Microcline Feldspar

Amber (Black)

Amber (succinite, retinite, etc., specifically, heavily included/dark varieties)

Marble

Marble (metamorphosed limestone/dolostone). Predominantly composed of Calcite (CaCO3) for marble derived from limestone, or Dolomite (CaMg(CO3)2) for marble derived from dolostone.

Green Aventurine

Aventurine (a variety of Quartz, SiO2)

Red Jasper

Jasper (a variety of Quartz, SiO2)

Red Jasper (beads)

SiO₂ (Silicon Dioxide)

Tiger's Eye

Tiger's Eye (a variety of Chalcedony, which is a microcrystalline quartz with fibrous inclusions of oxidized crocidolite)

Quartz (in matrix)

Quartz (SiO₂)

Goldstone

Not a natural mineral or rock. It is an ornamental glass.

Obsidian

Obsidian (volcanic glass)

Onyx Marble (also commonly called Onyx)

Calcite (CaCO3), often with other mineral impurities

Jasper

Silicon Dioxide (SiO2) - a variety of Chalcedony (Cryptocrystalline Quartz)

Chert

Chert (microcrystalline quartz)

Carnelian

Carnelian (a variety of Chalcedony, which is a microcrystalline quartz, SiO₂)

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite)

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2, with varying amounts of Calcite, Pyrite, and Sodalite).

Iron Meteorite

Iron-nickel alloy (primarily kamacite and taenite)

Iron Meteorite

Iron-nickel alloy (e.g., Kamacite, Taenite)

Red Jasper (with Quartz Veins)

Jasper (var. chert, SiO₂)

Rose Quartz (tumbled)

Rose Quartz (variety of Quartz, chemical formula SiO₂)

Blue Quartz

Quartz (SiO2) with inclusions

Beaded Jewelry (Assorted Gemstones)

Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ

Calcite

Calcite (CaCO₃)

Calcite

Calcite (CaCO₃, Calcium Carbonate)

Red Jasper (possibly)

Jasper (a variety of Chalcedony, SiO2)

Hematite (beads)

Hematite (Fe₂O₃)