Her collection is not much but it includes mica, aquamarine, tourmaline, rubies and rose quartz. |
Although blue corundum, zircon, and tourmaline occur in Colorado, they are not known to produce gems. |
Before nightfall, the group had seen amethyst, citrine, imperial topaz, aquamarine, tourmaline, and even alexandrite. |
During the formation of pockets, schorl was the dominant early tourmaline species forming and is found along the margins of the pockets. |
Her collection is not large, but it includes mica, aquamarine, tourmaline, and other pretty stones. |
Since 1900 the site has sporadically produced gem tourmaline as well as rhodizite and beryl. |