11 Types of gemstones:
1. Topaz - Topaz, manikam kuning
2. Quartz - Kuarza
3. Emerald - Zamrud
4. Ruby - Batu delima
5. Sapphire - Nilam
6. Coral - Merjan
7. Opal - Opal, baiduri
8. Pearl - Mutiara
9. Turquoise - Firus
10. Mother of pearl - Indung berlian, nakre, gewang
11. Diamond - Berlian, intan