Quartz and all varieties of Quartz
10.21 carat Pakistan Quartz with Petroleum Inclusions
17.13 carat Pakistan Quartz with Petroleum Inclusions
14.69 carat Pakistan Quartz with Petroleum Inclusions
19.50 carat Bi-colour Purple and Yellow Bolivia Ametrine
39.39 carat Bi-colour Purple and Yellow Bolivia Ametrine
19.52 carat Bi-colour Purple and Yellow Bolivia Ametrine
5.41 carat Bolivia Bi-colour Purple and Yellow Ametrine
4.96 carat Bolivia Bi-colour Purple and Yellow Ametrine
3.97 carat Brazil Purple Amethyst
3.41 carat Brazil Purple Amethyst
