3635 Hetaerolite, Lizardite, Clinochrysotile, Kennack Sands, St Keverne, Cornwall, England October 3, 2019 Steve Cornwall England United Kingdom
Arizona North and Central Americas United States ncat JP1719, Hetaerolite, Hydrohetaerolite, Morenci Mine (Morenci pit; Phelps Dodge Morenci Mine; Morenci-Metcalf), Morenci, Copper Mountain District (Clifton-Morenci District), Shannon Mts, Greenlee Co., Arizona, September 23, 2019
California North and Central Americas United States 3496 Hetaerolite, Chalcophanite, Mohawk Mine, Clark Mountain, San Bernadino Co., California, USA October 3, 2019
Cornwall England United Kingdom ncat JP1483 Hetaerolite, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK October 8, 2019
