{"id":15045,"date":"2025-12-14T11:44:04","date_gmt":"2025-12-14T18:44:04","guid":{"rendered":"https:\/\/perssonrareminerals.com\/?post_type=product&#038;p=15045"},"modified":"2025-12-22T15:04:42","modified_gmt":"2025-12-22T22:04:42","slug":"native-copper-lake-superior-copper-district-houghton-county-michigan-usa","status":"publish","type":"product","link":"https:\/\/perssonrareminerals.com\/?product=native-copper-lake-superior-copper-district-houghton-county-michigan-usa","title":{"rendered":"Native Copper: Lake Superior Copper District, Houghton County, Michigan, USA"},"content":{"rendered":"<p><strong>Species: Native Copper<\/strong><\/p>\n<p><strong>Locality: Lake Superior Copper District, Houghton County, Michigan, USA<\/strong><\/p>\n<p><strong>Size: 10.5 x 6 x 2 cm.<\/strong><\/p>\n<p><strong>Ex. Andrew K. Ford Minerals<\/strong><\/p>\n<p><strong>An excellent group of very sharp, aesthetically-branching spinel-law twinned copper crystals with an attractive chocolate-brown patina from Michigan&#8217;s Upper Peninsula Copper District. Unusually-sharp and complex spinel law style copper crystallization for Michigan copper. Mark Cross photo. Classic!\u00a0\u00a0<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Species: Native Copper Locality: Lake Superior Copper District, Houghton County, Michigan, USA Size: 10.5 x 6 x 2 cm. Ex. Andrew K. Ford Minerals An excellent group of very sharp, aesthetically-branching spinel-law twinned copper crystals with an attractive chocolate-brown patina from Michigan&#8217;s Upper Peninsula Copper District. Unusually-sharp and complex spinel law style copper crystallization for [&hellip;]<\/p>\n","protected":false},"featured_media":15047,"template":"","meta":[],"_links":{"self":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=\/wp\/v2\/product\/15045"}],"collection":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=\/wp\/v2\/media\/15047"}],"wp:attachment":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}