{"id":6323,"date":"2024-11-04T16:35:18","date_gmt":"2024-11-04T23:35:18","guid":{"rendered":"https:\/\/perssonrareminerals.com\/?post_type=product&#038;p=6323"},"modified":"2024-11-04T16:35:19","modified_gmt":"2024-11-04T23:35:19","slug":"native-copper-northwestern-mine-keweenaw-county-michigan-usa","status":"publish","type":"product","link":"https:\/\/perssonrareminerals.com\/?product=native-copper-northwestern-mine-keweenaw-county-michigan-usa","title":{"rendered":"Native Copper: Northwestern mine, Keweenaw County, Michigan, USA"},"content":{"rendered":"<p><span style=\"color: #000000;\"><strong>Species: Native Copper<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>Locality: Northwestern mine, Keweenaw County, Michigan, USA<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>Size: 11 x 4.5 x 2.7 cm.<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>A superb large group of parallel-growth copper crystals showing a combination of sharp stacked cubic and modified dodecahedral copper crystals. This is an exceptional copper for this relatively obscure mine, which produced numerous fine copper specimens for a brief period around ten years ago, when local collectors discovered a &#8220;cache&#8221; of crystallized copper specimens while metal detecting the dumps. This specimen was collected in October of 2016 by Ray Just. Comes with a custom acrylic display base. Mark Cross photo. Classic!\u00a0<\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Species: Native Copper Locality: Northwestern mine, Keweenaw County, Michigan, USA Size: 11 x 4.5 x 2.7 cm. A superb large group of parallel-growth copper crystals showing a combination of sharp stacked cubic and modified dodecahedral copper crystals. This is an exceptional copper for this relatively obscure mine, which produced numerous fine copper specimens for a [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"_links":{"self":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=\/wp\/v2\/product\/6323"}],"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:attachment":[{"href":"https:\/\/perssonrareminerals.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}