Raw Sapphire Engagement Ring Rough Diamond Wedding Band Unique Graduation | Color: Red/Silver/Tan | Size: Os

Three Rough Gemstones In Sterling Silver. Stones: Lake County Diamonds And Montana Sapphire Band: Sterling Silver Ring Size: 8 California - Lake County Diamonds Are Highly Prized Volcanic Quartz Crystals Nicknamed Similarly To Herkimer Diamonds, They Are Pressurized Volcanic Crystals That Were Formed Hundreds Of Thousands Of Years Ago When Our Volcano Last Erupted. Science Has Its Own Explanation For These Wonders Of Nature. Lake County Has Been The Scene Of Incredible Volcanic Activity Throughout Its Ancient Past. Mount Konocti, The Area'S Defining Landmark, Is A Dormant Volcano Where Past Lava Flows Of Magma And Basalt Were Contained Under Enormous Pressure With Temperatures Of Not L