Rare Dioptase Specimen from the Democratic Republic of Congo – This fascinating mineral specimen features striking, dark green to turquoise dioptase crystals with an angular growth pattern. Dioptase is a highly sought-after copper silicate mineral, also known as "copper emerald" due to its deep green color, and is highly prized by collectors worldwide.[1][3] The elegant combination of intense color and characteristic prismatic crystal forms makes this specimen a true collector's item.
Quality characteristics of this level:
Dark green to turquoise-green crystal formation with pronounced transparency[1][4]
Characteristic angular prismatic crystal shape[4]
Vitreous luster on the crystal surfaces[1][4]
Dimensions: 22×19×11 mm | Weight: 4.93 g
Location: Republic of Congo – one of the world's most famous sources of high-quality dioptase[6]
Offer No. 11482
Mineral stand not included. Combined shipping is possible.
