Cornwall England United Kingdom 5021 Cassiterite, Wheal Peevor, Redruth, Cornwall, England September 29, 2019
Asia China 20060 Cassiterite, Ferberite, Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou, Hunan, China July 15, 2020
Devon England United Kingdom 5017 Cassiterite, Great Links, Lydford, Devon, England September 29, 2019