- Phân loại này được dựa theo phân loại của Wikipedia.
- Agate
- Alexandrite and other varieties of chrysoberyl
- Aquamarine and other varieties of beryl
- Chrysocolla
- Chrysoprase
- Diamond
- Emerald
- Feldspar (moonstone)
- Garnet
- Hematite
- Jade - jadeite and nephrite
- Jasper
- Kunzite
- Lapis lazuli
- Malachite
- Obsidian
- Olivine (Peridot)
- Opal (Girasol)
- Pyrite
- Quartz and its varieties
- Agate
- Amethyst (cardinal gem)
- Citrine
- Chalcedony (bloodstone)
- Onyx
- Tiger's-eye
- Ruby
- Sapphire dark blue
- Spinel
- Sugilite
- Tanzanite and other varieties of zoisite
- Topaz
- Turquoise
- Tourmaline
- Variscite
- Zircon
Artificial and synthetic (Tổng Hợp và Nhân Tạo)
Artificial or synthetic materials used as gems include:- High-lead glass
- Synthetic corundum
- Synthetic cubic zirconia
- Synthetic spinel
- Synthetic moissanite
Organic (Hữu Cơ)
- Amber
- Ammolite - from fossils formed from the shells of extinct ammonites.
- Bone
- Coral
- Ivory
- Jet (lignite)
- Nacre (Mother of pearl)
- Pearl
Rare (Hiếm)
- Andalusite
- Axinite
- Benitoite
- Bixbite (Red beryl)
- Cassiterite
- Clinohumite
- Iolite
- Onyx
- Kornerupine
- Natural moissanite
- Zeolite (Thomsonite)
Nguồn: http://en.wikipedia.org/wiki/List_of_gemstone_species
