You can see into the stone but it is quite dense and striking. Price develops into 100 to 150 per carat . The image above is a medium grade crystal opal which is in the egory of white or pale opal. This particular stone would sell for around 100 per carat in a jewelry shop
Jamaica Aggregates also produces Florida Department of Transportation approved 3/8″ Stone. Jamaica Aggregates Overview Jamaica Aggregates is a joint venture between Jamaica PreMix, the premier provider of concrete in Jamaica for 50 years, and LafargeHolcim, the world's foremost producer of cement, concrete and aggregates.