{"id":78189,"date":"2026-11-03T19:12:51","date_gmt":"2026-11-04T00:12:51","guid":{"rendered":"https:\/\/canadagold.ca\/?p=78189"},"modified":"2026-11-03T19:26:23","modified_gmt":"2026-11-04T00:26:23","slug":"what-spots-and-colour-changes-on-gold-bullion-really-mean","status":"publish","type":"post","link":"https:\/\/canadagold.ca\/zh\/what-spots-and-colour-changes-on-gold-bullion-really-mean\/","title":{"rendered":"\u770b\u5230\u7d05\u8272\u4e86\u55ce\uff1f\u91d1\u689d\u4e0a\u7684\u6591\u9ede\u8207\u984f\u8272\u8b8a\u5316\u7a76\u7adf\u4ee3\u8868\u4ec0\u9ebc"},"content":{"rendered":"

\u8a66\u60f3\uff0c\u7576\u4f60\u6253\u958b\u4fdd\u8b77\u76d2\u6b23\u8cde\u90a3\u679a\u91d1\u5e63\u6642\uff0c\u537b\u767c\u73fe\u5176\u8868\u9762\u6709\u4e00\u8655\u5fae\u5c0f\u7684\u7d05\u8910\u8272\u6591\u9ede\u3002.<\/p>\n

\u9019\u53ef\u4e0d\u662f\u4f60\u5c0d\u9ec3\u91d1\u7684\u9810\u671f\u2014\u2014\u9019\u7a2e\u91d1\u5c6c\u5411\u4f86\u4ee5\u80fd\u4fdd\u6301\u5176\u7480\u74a8\u5149\u6fa4\u9577\u9054\u6578\u5343\u5e74\u800c\u805e\u540d\uff01<\/p>\n

\u9019\u78ba\u5be6\u662f\u500b\u5408\u7406\u7684\u7591\u554f\u3002\u9019\u679a\u786c\u5e63\u6703\u4e0d\u6703\u6709\u640d\u58de\uff1f\u88fd\u9020\u904e\u7a0b\u4e2d\u662f\u5426\u907a\u6f0f\u4e86\u4ec0\u9ebc\uff1f\u5b83\u5230\u5e95\u662f\u4e0d\u662f\u771f\u91d1\uff1f<\/p>\n

\u9019\u500b\u7b54\u6848\u53ef\u80fd\u6703\u8b93\u4f60\u611f\u5230\u610f\u5916\uff1a \u5373\u4f7f\u662f\u7d14\u6b63\u3001\u9ad8\u7d14\u5ea6\u7684\u91d1\u689d\uff0c\u8868\u9762\u4e5f\u53ef\u80fd\u51fa\u73fe\u7570\u5e38\u6591\u9ede\u6216\u75d5\u8de1<\/strong>. \u8981\u4e86\u89e3\u7b87\u4e2d\u539f\u56e0\uff0c\u9996\u5148\u5f97\u5f9e\u4e00\u9ede\u5316\u5b78\u77e5\u8b58\u958b\u59cb\uff0c\u4e26\u4ed4\u7d30\u63a2\u7a76\u91d1\u5e63\u7684\u88fd\u9020\u904e\u7a0b\u3002.<\/p>\n

\u300c\u7d05\u6591\u4e4b\u8b0e\u300d<\/h2>\n

\u91d1\u689d\u6700\u70ba\u986f\u8457\u7684\u5916\u89c0\u7279\u5fb5\u4e4b\u4e00\uff0c\u5c31\u662f\u4e0a\u9762\u6709\u4e00\u8655\u5fae\u5c0f\u7684\u7d05\u8272\u3001\u6a59\u8272\u6216\u8910\u8272\u7684\u6a19\u8a18\u3002\u9019\u4e9b\u6a19\u8a18\u901a\u5e38\u88ab\u7a31\u70ba \u9285\u6591<\/em> \u6216 \u7d05\u6591<\/em>.<\/p>\n

\u9ec3\u91d1\u672c\u8eab\u5177\u6709\u6975\u4f73\u7684\u8010\u8150\u8755\u6027\u3002\u7136\u800c\uff0c\u9285\u7684\u6d3b\u6027\u5247\u9ad8\u5f97\u591a\u3002.<\/p>\n

\u67d0\u4e9b\u91d1\u5e63\u6703\u523b\u610f\u5728\u91d1\u5c6c\u6210\u5206\u4e2d\u52a0\u5165\u9285\u3002\u53e6\u4e00\u4e9b\u91d1\u5e63\uff0c\u5305\u62ec99.99%\u7d14\u91d1\u689d\uff0c\u5247\u53ef\u80fd\u542b\u6709\u6975\u5fae\u91cf\u7684\u5176\u4ed6\u91d1\u5c6c\u6216\u96dc\u8cea\u3002.<\/p>\n

\u7576\u8868\u9762\u5b58\u5728\u53cd\u61c9\u6027\u7269\u8cea\u6642\uff0c\u6709\u6642\u6703\u5c0e\u81f4\u5c40\u90e8\u8b8a\u8272\u3002.<\/p>\n

\u786c\u5e63\u8a55\u7d1a\u5c08\u5bb6\u6ce8\u610f\u5230\u91d1\u5e63\u4e0a\u51fa\u73fe\u9285\u6591\uff0c\u4e26\u89e3\u91cb\u8aaa\uff0c\u9285\u7684\u805a\u96c6\u6703\u5f62\u6210\u7d05\u8910\u8272\u7684\u6591\u9ede\u6216\u689d\u7d0b\u3002.<\/p>\n

\u5c31\u9ad8\u7d14\u5ea6\u91d1\u689d\u800c\u8a00\uff0c\u53ef\u80fd\u7684\u89e3\u91cb\u9084\u5305\u62ec\u88fd\u9020\u904e\u7a0b\u4e2d\u6df7\u5165\u7684\u5fae\u91cf\u96dc\u8cea\u6216\u5fae\u7c92\u3002.<\/p>\n

\u95dc\u9375\u7684\u5340\u5225\u5728\u54ea\u88e1\uff1f\u8868\u9762\u6591\u9ede\u672a\u5fc5\u4ee3\u8868\u9ec3\u91d1\u672c\u8eab\u5df2\u7d93\u52a3\u5316\u3002.<\/strong><\/p>\n

\u4f46\u9ec3\u91d1\u4e0d\u662f\u61c9\u8a72\u4e0d\u6703\u8b8a\u8272\u55ce\uff1f<\/h2>\n

\u57fa\u672c\u4e0a\u4f86\u8aaa\uff0c\u662f\u7684\uff0c\u81f3\u5c11\u5728\u8ac7\u8ad6\u6b63\u5e38\u5132\u5b58\u689d\u4ef6\u4e0b\u7684\u7d14\u91d1\u6642\u662f\u5982\u6b64\u3002.<\/p>\n

\u9ec3\u91d1\u662f\u4e00\u7a2e\u8cb4\u91d1\u5c6c\uff0c\u9019\u610f\u5473\u8457\u5b83\u80fd\u62b5\u6297\u8a31\u591a\u6703\u5c0e\u81f4\u5176\u4ed6\u91d1\u5c6c\u8150\u8755\u7684\u5316\u5b78\u53cd\u61c9\u3002.<\/p>\n

\u9280\u5f88\u5bb9\u6613\u7522\u751f\u6c27\u5316\u5c64\u3002\u9285\u5247\u6703\u8b8a\u6697\u6216\u5f62\u6210\u53e4\u9285\u8272\u3002\u76f8\u8f03\u4e4b\u4e0b\uff0c\u7d14\u91d1\u5247\u4fdd\u6301\u8457\u6975\u4f73\u7684\u7a69\u5b9a\u6027\u3002.<\/p>\n

\u7687\u5bb6\u9444\u5e63\u5c40\u5728\u5176 \u8cb4\u91d1\u5c6c\u4fdd\u990a\u6307\u5357<\/a> \u9ec3\u91d1\u901a\u5e38\u4e0d\u6703\u88ab\u8150\u8755\u6216\u8b8a\u8272\u3002.<\/p>\n

\u56e0\u6b64\uff0c\u7576\u6211\u5011\u770b\u5230\u91d1\u689d\u51fa\u73fe\u8b8a\u8272\u6642\uff0c\u9019\u901a\u5e38\u662f\u53e6\u4e00\u7a2e\u7269\u8cea\u8207\u5176\u767c\u751f\u53cd\u61c9\u6240\u81f4\uff0c\u800c\u975e\u9ec3\u91d1\u672c\u8eab\u6240\u81f4\u3002.<\/p>\n

\u9019\u8207\u9280\u689d\u4e0a\u5e38\u898b\u7684\u81ea\u7136\u8272\u6fa4\u6709\u986f\u8457\u5dee\u7570\u3002.<\/p>\n

\u4e26\u975e\u6240\u6709\u9ec3\u91d1\u7684\u984f\u8272\u90fd\u4e00\u6a23<\/h2>\n

\u9019\u88e1\u9084\u6709\u4e00\u500b\u6709\u8da3\u7684\u7d30\u7bc0\uff1a\u5169\u679a\u7d14\u6b63\u7684\u91d1\u5e63\uff0c\u5373\u4f7f\u5169\u8005\u90fd\u542b\u6709\u7cbe\u78ba\u7684\u4e00\u7279\u7f85\u4f0a\u76ce\u53f8\u9ec3\u91d1\uff0c\u5176\u9ec3\u8272\u8272\u8abf\u4e5f\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002.<\/p>\n

\u70ba\u4ec0\u9ebc\uff1f\u56e0\u70ba\u91d1\u689d\u7684\u7d14\u5ea6\u548c\u6210\u5206\u5404\u4e0d\u76f8\u540c\u3002.<\/p>\n\n\n\n\n\n\n
\u9ec3\u91d1\u7522\u54c1<\/td>\n\u7d44\u6210<\/td>\n\u5178\u578b\u5916\u89c0<\/td>\n<\/tr>\n
\u52a0\u62ff\u5927\u91d1\u6953\u8449\u91d1\u5e63<\/td>\n99.99% \u91d1<\/td>\n\u6fc3\u90c1\u7684\u9ec3\u8272<\/td>\n<\/tr>\n
\u7f8e\u570b\u91d1\u9df9\u5e63<\/td>\n91.67% \u91d1<\/td>\n\u9ec3\u8272\uff0c\u8272\u8abf\u8f03\u70ba\u6eab\u6696<\/td>\n<\/tr>\n
\u50b3\u7d71 22K \u91d1\u8607\u7dad\u57c3\u91d1\u5e63<\/td>\n91.67% \u91d1<\/td>\n\u8996\u5408\u91d1\u7a2e\u985e\u800c\u5b9a\uff0c\u984f\u8272\u5f9e\u9ec3\u8272\u5230\u504f\u7d05\u8272\u4e0d\u7b49<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u7684 \u52a0\u62ff\u5927\u7687\u5bb6\u9444\u5e63\u5c40<\/a> \u751f\u7522\u7d14\u5ea6\u9054 99.99% \u7684\u300c\u91d1\u6953\u8449\u300d\u91d1\u5e63\u3002.<\/p>\n

\u5176\u4ed6\u786c\u5e63\u5247\u542b\u6709\u5408\u91d1\u91d1\u5c6c\uff0c\u4f8b\u5982\u9285\u6216\u9280\uff0c\u9019\u4e9b\u91d1\u5c6c\u53ef\u80fd\u6703\u5f71\u97ff\u5176\u984f\u8272\u548c\u8010\u7528\u6027\u3002.<\/p>\n

\u82f1\u570b\u7687\u5bb6\u9444\u5e63\u5c40\u751a\u81f3\u8a18\u9304\u4e86\u96a8\u8457\u5408\u91d1\u6210\u5206\u7684\u6f14\u8b8a\uff0c\u91d1\u8cea\u8607\u7dad\u57c3\u91d1\u5e63\u7684\u984f\u8272\u5982\u4f55\u96a8\u6642\u9593\u800c\u6539\u8b8a\u3002.<\/p>\n

\u56e0\u6b64\uff0c\u50c5\u6191\u984f\u8272\u4e26\u4e0d\u80fd\u4f5c\u70ba\u5224\u65b7\u91d1\u5e63\u7d14\u5ea6\u6216\u771f\u507d\u7684\u53ef\u9760\u4f9d\u64da\u3002.<\/p>\n

\u662f\u4e00\u9846\u6591\u9ede\u3001\u4e00\u9053\u522e\u75d5\uff0c\u9084\u662f\u5176\u4ed6\u4ec0\u9ebc\uff1f<\/h2>\n

\u4e26\u975e\u91d1\u689d\u4e0a\u7684\u6bcf\u8655\u7570\u5e38\u75d5\u8de1\u90fd\u6709\u76f8\u540c\u7684\u89e3\u91cb\u3002.<\/p>\n

\u7d05\u8910\u8272\u6591\u9ede\uff1a<\/strong> \u9019\u53ef\u80fd\u662f\u7531\u65bc\u9285\u6216\u5176\u4ed6\u5fae\u91cf\u7269\u8cea\u5728\u8868\u9762\u767c\u751f\u53cd\u61c9\u6240\u81f4\u3002.<\/p>\n

\u7d30\u5fae\u522e\u75d5\u6216\u63a5\u89f8\u75d5\u8de1\uff1a<\/strong> \u9ec3\u91d1\u8cea\u5730\u76f8\u5c0d\u8f03\u8edf\uff0c\u5c24\u5176\u662f\u9ad8\u7d14\u5ea6\u7684\u9ec3\u91d1\u3002\u5728\u642c\u904b\u904e\u7a0b\u4e2d\uff0c\u82e5\u8207\u5176\u4ed6\u7269\u54c1\u63a5\u89f8\u6216\u8207\u5305\u88dd\u6469\u64e6\uff0c\u53ef\u80fd\u6703\u7559\u4e0b\u660e\u986f\u7684\u75d5\u8de1\u3002.<\/p>\n

\u8868\u9762\u8655\u7406\u7684\u5dee\u7570\uff1a<\/strong> \u9444\u9020\u91d1\u689d\u8207\u9444\u9020\u91d1\u689d\u7684\u8868\u9762\u8cea\u611f\u53ef\u80fd\u5927\u4e0d\u76f8\u540c\u3002\u9444\u9020\u91d1\u689d\u7684\u5916\u89c0\u53ef\u80fd\u4e0d\u5982\u7cbe\u78ba\u9444\u9020\u7684\u6295\u8cc7\u91d1\u5e63\u90a3\u6a23\u5747\u52fb\u3002.<\/p>\n

\u51fa\u4e4e\u610f\u6599\u7684\u984f\u8272<\/strong>: \u786c\u5e63\u7684\u5408\u91d1\u6210\u5206\u3001\u88fd\u9020\u5de5\u85dd\u6216\u8868\u9762\u72c0\u614b\u53ef\u80fd\u6703\u5f71\u97ff\u5176\u5916\u89c0\u3002.<\/p>\n

\u55ae\u6191\u9019\u4e9b\u89c0\u5bdf\u7d50\u679c\uff0c\u5747\u7121\u6cd5\u78ba\u5b9a\u7522\u54c1\u662f\u5426\u70ba\u6b63\u54c1\u3002\u771f\u507d\u9451\u5b9a\u9700\u8981\u9032\u884c\u9069\u7576\u7684\u6e2c\u8a66\u8207\u6aa2\u9a57\u3002.<\/p>\n

\u82e5\u767c\u73fe\u6709\u75d5\u8de1\uff0c\u8a72\u600e\u9ebc\u8fa6\uff1f<\/h2>\n

\u5728\u62ff\u8d77\u62cb\u5149\u5e03\u4e4b\u524d\uff0c\u8acb\u5148\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u7c21\u55ae\u7684\u6b65\u9a5f\uff1a<\/p>\n

    \n
  1. \u5225\u53bb\u52d5\u90a3\u500b\u8868\u9762<\/strong>. \u8acb\u907f\u514d\u6469\u64e6\u3001\u62cb\u5149\u6216\u8a66\u5716\u53bb\u9664\u8a72\u75d5\u8de1\u3002.<\/li>\n
  2. \u8acb\u4fdd\u6301\u9632\u8b77\u5305\u88dd\u5b8c\u597d\u7121\u640d\u3002.<\/strong> \u539f\u5ee0\u5305\u88dd\u6709\u52a9\u65bc\u4fdd\u8b77\u7522\u54c1\u7684\u8868\u9762\u8655\u7406\uff0c\u5c0d\u67d0\u4e9b\u8cb7\u5bb6\u800c\u8a00\u53ef\u80fd\u76f8\u7576\u91cd\u8981\u3002.<\/li>\n
  3. \u8acb\u67e5\u95b1\u7522\u54c1\u898f\u683c\u3002.<\/strong> \u8acb\u78ba\u8a8d\u60a8\u6240\u6301\u6709\u7684\u7279\u5b9a\u786c\u5e63\u6216\u91d1\u689d\u7684\u9810\u671f\u7d14\u5ea6\u8207\u6210\u5206\u3002.<\/li>\n
  4. \u82e5\u60a8\u4e0d\u78ba\u5b9a\uff0c\u8acb\u8aee\u8a62\u5c08\u5bb6<\/strong>. \u8cb4\u91d1\u5c6c\u5206\u6790\u5e2b\u53ef\u5354\u52a9\u60a8\u4e86\u89e3\u8a72\u7522\u54c1\uff0c\u4e26\u8a55\u4f30\u662f\u5426\u9700\u8981\u9032\u4e00\u6b65\u5be9\u67e5\u3002.<\/li>\n<\/ol>\n

    \u7684 \u52a0\u62ff\u5927\u7687\u5bb6\u9444\u5e63\u5c40\u5c0d\u786c\u5e63\u4fdd\u990a\u7684\u5efa\u8b70<\/a> \u5728\u6e05\u6f54\u65b9\u9762\u7279\u5225\u660e\u78ba\uff1a<\/p>\n

    \u201c\u300c\u5373\u4f7f\u53ea\u7528\u8edf\u5e03\u64e6\u62ed\u786c\u5e63\uff0c\u4e5f\u53ef\u80fd\u640d\u58de\u5176\u8868\u9762\u5149\u6fa4\uff0c\u4e26\u5927\u5e45\u964d\u4f4e\u5176\u50f9\u503c\u3002\u300d\u201d<\/p><\/blockquote>\n

    \u4e00\u5c0f\u584a\u6c61\u6f2c\u6216\u8a31\u53ea\u662f\u7f8e\u89c0\u4e0a\u7684\u554f\u984c\uff0c\u4f46\u6e05\u6f54\u6642\u9020\u6210\u7684\u522e\u75d5\u6216\u5176\u4ed6\u640d\u50b7\u537b\u53ef\u80fd\u662f\u6c38\u4e45\u6027\u7684\u3002.<\/p>\n

    \u8f49\u552e\u50f9\u503c\u53c8\u5982\u4f55\u5462\uff1f<\/h2>\n

    \u5728\u8a55\u4f30\u6295\u8cc7\u7d1a\u91d1\u689d\u6642\uff0c\u8cb4\u91d1\u5c6c\u7d93\u92b7\u5546\u6703\u8003\u91cf\u8af8\u5982\u771f\u507d\u3001\u91cd\u91cf\u3001\u7d14\u5ea6\u4ee5\u53ca\u7576\u524d\u9ec3\u91d1\u5e02\u5834\u50f9\u683c\u7b49\u56e0\u7d20\u3002.<\/p>\n

    \u4e00\u679a\u786c\u5e63\u4e0a\u51fa\u73fe\u4e00\u5c0f\u9ede\u7d05\u6591\uff0c\u4e26\u4e0d\u6703\u6539\u8b8a\u5176\u6240\u542b\u9ec3\u91d1\u7684\u6578\u91cf\u3002.<\/p>\n

    \u7136\u800c\uff0c\u5916\u89c0\u4ecd\u6703\u5f71\u97ff\u8cb7\u5bb6\u9858\u610f\u652f\u4ed8\u7684\u6ea2\u50f9\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u6536\u85cf\u7d1a\u786c\u5e63\u3001\u7d93\u8a55\u7d1a\u7684\u7522\u54c1\uff0c\u6216\u662f\u6a19\u699c\u70ba\u300c\u5b8c\u7f8e\u54c1\u76f8\u300d\u7684\u7269\u54c1\u800c\u8a00\u3002.<\/p>\n

    \u9019\u9805\u5340\u5225\u5f88\u91cd\u8981\uff1a \u5373\u4f7f\u7522\u54c1\u7684\u8f49\u552e\u6ea2\u50f9\u767c\u751f\u8b8a\u5316\uff0c\u5176\u9ec3\u91d1\u542b\u91cf\u4ecd\u53ef\u80fd\u4fdd\u6301\u4e0d\u8b8a<\/strong>.<\/p>\n

    \u5c0d\u65bc\u4e3b\u8981\u57fa\u65bc\u8cb4\u91d1\u5c6c\u542b\u91cf\u800c\u8cfc\u8cb7\u91d1\u689d\u7684\u4eba\u4f86\u8aaa\uff0c\u4e86\u89e3\u9019\u9805\u5dee\u7570\u6709\u52a9\u65bc\u5ba2\u89c0\u770b\u5f85\u5fae\u5c0f\u7684\u5916\u89c0\u7455\u75b5\u3002.<\/p>\n

    \u9ec3\u91d1\u4e5f\u6709\u5176\u7368\u7279\u4e4b\u8655<\/h2>\n

    \u9ec3\u91d1\u4e4b\u6240\u4ee5\u4eab\u6709\u300c\u6c38\u6046\u4e4b\u7f8e\u300d\u7684\u7f8e\u8b7d\uff0c\u4f46\u9019\u4e26\u4e0d\u610f\u5473\u8457\u6bcf\u584a\u91d1\u689d\u6216\u6bcf\u679a\u91d1\u5e63\u7684\u5916\u89c0\u6703\u6c38\u9060\u4e00\u6a21\u4e00\u6a23\u3002.<\/p>\n

    \u5f9e\u5fae\u5c0f\u7684\u9285\u8272\u6591\u9ede\uff0c\u5230\u8868\u9762\u8655\u7406\u8207\u5408\u91d1\u984f\u8272\u7684\u5dee\u7570\uff0c\u6709\u5e7e\u500b\u539f\u56e0\u53ef\u80fd\u5c0e\u81f4\u771f\u6b63\u7684\u91d1\u689d\u770b\u8d77\u4f86\u8207\u60a8\u7684\u9810\u671f\u7565\u6709\u4e0d\u540c\u3002.<\/p>\n

    \u5c0d\u60a8\u64c1\u6709\u7684\u91d1\u5e63\u6216\u91d1\u689d\u611f\u5230\u597d\u5947\u55ce\uff1f\u6211\u5011\u7684\u5718\u968a \u52a0\u62ff\u5927\u9ec3\u91d1<\/a> \u6a02\u610f\u89e3\u7b54\u6709\u95dc\u8cb4\u91d1\u5c6c\u7d14\u5ea6\u3001\u91d1\u689d\u7522\u54c1\u4ee5\u53ca\u53ef\u80fd\u5f71\u97ff\u50f9\u503c\u7684\u7279\u5fb5\u7b49\u554f\u984c\u3002.<\/p>\n

    \u5982\u679c\u4f60\u66fe\u7d93\u597d\u5947\uff0c\u70ba\u4ec0\u9ebc\u9280\u6703\u5448\u73fe\u5982\u6b64\u9bae\u660e\u7684\u5f69\u8679\u8272\u6fa4\uff0c\u800c\u91d1\u537b\u901a\u5e38\u4e0d\u6703\uff0c\u4e0d\u59a8\u9032\u4e00\u6b65\u63a2\u7d22 \u6211\u5011\u95dc\u65bc\u9280\u5668\u6c27\u5316\u3001\u8272\u8b8a\u53ca\u4e73\u6591\u7684\u76f8\u95dc\u6587\u7ae0<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

    Imagine opening a protective case to admire your gold coin and discovering a tiny reddish-brown spot on its surface. That’s not what you expected from gold, a metal famous for keeping its brilliant appearance over thousands of years! It’s a reasonable thing to wonder about. Could the coin be damaged? Was something overlooked during manufacturing? […]<\/p>\n","protected":false},"author":13,"featured_media":78190,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-78189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"yoast_head":"\nWhy Does Gold Bullion Develop Red Spots? - Canada Gold<\/title>\n<meta name=\"description\" content=\"Discover why genuine gold bullion can develop red or copper-coloured spots, what causes surface discolouration, and whether it affects purity or resale value.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/canadagold.ca\/zh\/what-spots-and-colour-changes-on-gold-bullion-really-mean\/\" \/>\n<meta property=\"og:locale\" content=\"zh_HK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Does Gold Bullion Develop Red Spots? - Canada Gold\" \/>\n<meta property=\"og:description\" content=\"Discover why genuine gold bullion can develop red or copper-coloured spots, what causes surface discolouration, and whether it affects purity or resale value.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/canadagold.ca\/zh\/what-spots-and-colour-changes-on-gold-bullion-really-mean\/\" \/>\n<meta property=\"og:site_name\" content=\"Canada Gold\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/CanadaGoldBBB\" \/>\n<meta property=\"article:published_time\" content=\"2026-11-04T00:12:51+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-11-04T00:26:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/canadagold.ca\/wp-content\/uploads\/2026\/11\/copper-spot-gold-johnson-matthey-bars.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1400\" \/>\n\t<meta property=\"og:image:height\" content=\"875\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Alyssa Barratt\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@CanadaGoldBBB\" \/>\n<meta name=\"twitter:site\" content=\"@CanadaGoldBBB\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Alyssa Barratt\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9810\u8a08\u95b1\u8b80\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u5206\u9418\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/canadagold.ca\\\/what-spots-and-colour-changes-on-gold-bullion-really-mean\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/canadagold.ca\\\/what-spots-and-colour-changes-on-gold-bullion-really-mean\\\/\"},\"author\":{\"name\":\"Alyssa Barratt\",\"@id\":\"https:\\\/\\\/canadagold.ca\\\/#\\\/schema\\\/person\\\/d8d805597f450f74366791c67dcff8ac\"},\"headline\":\"Seeing Red? 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