Browse all objects from the National Gem Collection currently viewable online. Sort by mineral, collection, country, or setting.
Rock Crystal [G5701]
Photograph of six faceted quartz gems (G3697, G8978, G9742, G3592, G3879, and G5701) from the National Gem Collection displaying a range of colors
Photo by Chip Clark
Hover over color tiles above to learn what this object tells us about the history of the Earth
|G3592||Quartz (var. Rose Quartz)||Brazil||374.90 ct||More info »|
|G3697||Quartz (var. Smoky Quartz)||Brazil||1695 ct||More info »|
|G3879||Quartz (var. Amethyst)||Brazil||1362 ct||More info »|
|G5701||Quartz (var. Rock Crystal)||Brazil||654 ct||More info »|
|G8978||Quartz||Brazil||2670 ct||More info »|
|G9742||Quartz (var. Citrine)||Brazil||2277.0 ct||More info »|
About this object
This assortment of gems exhibits different cutting styles and includes the many varieties of the mineral quartz: amethyst (purple), rose quartz (pink), citrine (gold-orange-yellow), smoky quartz (brown-gray-black), rock crystal (colorless), and ametrine (part amethyst/part citrine - bi-color). The largest gem, the shield-shaped citrine (center top), is 636.55 carats. Most of these quartz gems are from Brazil, however some are from Bolivia (two ametrines), Switzerland (smoky quartz), and the U.S. (octagonal cut amethyst).
denotes specimens currently on exhibit
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