C
T305
Calcite - Blue: tumbled stones
T274
Calcite - Mangano (Pale Pink Banded): tumbled stones
T162M
Calcite - Mangano (Pink Banded): tumbled stones (medium)
T162XS
Calcite - Mangano (Pink Banded): tumbled stones (xsmall)
T224M
Calcite - Optical Clear: tumbled stones (medium)
T224S
Calcite - Optical Clear: tumbled stones (small)
T158
Calcite - Orange: tumbled stones
T137M
T137L
Carnelian: tumbled stones (large)
T137XL
Carnelian: tumbled stones (xlarge)
T122L
Cats Eye Quartz (Grey Tiger Eye): tumbled stones (large)
T122S
Cats Eye Quartz (Grey Tiger Eye): tumbled stones (small)
T047
Cavensite (in matrix): polished nodule (India)
T108
Chalcedony - Black: tumbled stones
T201
Chalcedony - Blue: tumbled stones
T215M
Chalcedony - Purple: tumbled stones (medium)
T215XL
Chalcedony - Purple: tumbled stones (xlarge)
T289L
Charoite - A grade: polished stones (large)
T289M
Charoite - A grade: polished stones (medium)
T289S
Charoite - A grade: polished stones (small)
T279L
Charoite - B grade: polished stones (large)