Type :

•  Brochantite Schist
•  Hornstein
•  Hälleflinta
•  Jaspillite
•  Loess
•  Marbre
•  Pegmatite
•  Phonolite
•  Picrite
•  Pulaskite
•  Pumice
•  Soapstone
•  Tephrite

Origin :

•  Africa
•  Canada
•  Germany
•  Greenland
•  Mexico
•  Quebec

Number of carats

•  2.94
•  3.72
•  9.1
•  9.8
•  9.28
•  10.45
•  11.1
•  11.7
•  11.47
•  17.5
•  18.2
•  20
•  20.7
•  21.6
•  22.7
•  23.2
•  24
•  24.8
•  26.4
•  38.71