Chrysocolla on Quartz with Malachite - Peru The Metasequoia genus was first

The Metasequoia genus was first described in the 1940s

Blue Calcite gets its name from the German word "calcit" meaning limestone

Stones: Smoky Quartz and Gold Tiger Eye

Here is a unique specimen of apophyllite with associated stilbite

Chrysocolla on Quartz with Malachite - Peru The Metasequoia genus was firstSize: 2. 3 x 1. 1 in. Weight: 1. 5 oz Chrysocolla is a hydrated copper silicate mineral. Its name comes from the Greek words "chrysos" and "kolla" meaning gold and glue, respectively. It is often associated with other minerals such as quartz, azurite, malachite, and various other copper minerals. It most commonly forms in veins or botryoidal masses. Quartz is the second most abundant mineral on Earth accounting for around 12 % of the Earth's crust.