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Treatments 㯠Creedite èªäœããããé¢é£ããèç³ãšãããªã¯ã¹ã«å¯ŸããŠãã relevant ã§ãã Navidad èç³æšæ¬ã¯ãäºé žåã±ã€çŽ ã®ã³ãŒãã£ã³ã°ã®é žæŽæµãæ¿ã玫è²ã®èç³ããã³ã¯ãžãšæ¥å ã§éè²ãããããšãææã®äººå·¥å 沢匷åãªã©ã§åžå Žã§ç¥ãããŠããŸããèç³ãç³è±ã®ãããªã¯ã¹ã䌎ã Creedite æšæ¬ã§ã¯ããããªã¯ã¹è¡šé¢ããã§ãŒã¯ç¶ã窪ã¿ç¶ãé床ã«çœããæš¹èç¶ã«èŠããéšåããªããæ€æ»ããŠãã ããã Creedite èªäœã¯éåºŠãªæŽæµã«ã¯è匱ã§ãç²ãæšæ¬ãæ¹åããããšãã詊ã¿ã¯ç°¡åã«çµç«¯ãäžžãããæã£ããããå¯èœæ§ããããŸãã
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çŸè¡åžå Žæç¹ã§ã Navidad creedite ã¯å°éãã£ãŒã©ãŒããªãŒã¯ã·ã§ã³ãã³ã¬ã¯ã·ã§ã³åæ£ãããã³ãªã³ã©ã€ã³é±ç©ããŒã±ãããã¬ã€ã¹ãéããŠå ¥æå¯èœã§ãã æé ãªäŸ¡æ Œåž¯ã«ã¯ãæå·ãéšåçµæ¶åãå«ãå°ããªãªã¬ã³ãžè²ã¯ã©ã¹ã¿ãŒãå«ãŸããŸãã ããè¯ãå°åãã£ããããæšæ¬ã¯ã圢ç¶ãšè²ã匷ããçå£ãªã³ã¬ã¯ã¿ãŒå±€ãå ããŸãã ãã¬ãã¢ã ãªæšæ¬ã¯ãå®å šãªæµ®éæšæ¬ã倧ããªããŒã«ãçããã©ãã³ããŒã®äŸãèç³äžã® Creedite ã®çµã¿åããã§ãåºå žãææžåãããŠããŸãã## Stories & Field Notes
Navidadâs name sounds simpleââChristmasââbut the fuller name recorded for the mine, Clarines de Navidad, is richer: âChristmas Trumpets.â It is an oddly musical name for a fluorspar mine in the dry country northwest of Rodeo, and it suits the specimens better than expected. The best balls really do look as if they are sounding in all directions, each blade a small orange horn projecting from the core.
The mineâs first fame among collectors was not creedite at all. It was fluorite: pink to purple octahedra on white chalcedony plates, often from smaller cross-veins cutting the main fluorspar ore. One account records miners using lunch breaks to cleave fluorite octahedra for sale to buyers in El Rodeo and Durango. That little detail captures the way many Mexican specimen localities entered the collector worldânot by formal specimen mining at first, but by working miners recognizing that the pretty things in the ore had a second life outside the mill.
The creedite story took longer. Mexican creedite did not become widely important until the late 1970s finds at Aquiles Serdán in Chihuahua drew collector attention to the species. At Navidad, miners were later alerted by dealers and began preserving creedite in the mid-1980s. The early pieces were transparent, pale reddish-orange, and roughly an inch longâmodest compared with later productions, but interesting enough to be noticed at the 1988 NÃŒrnberg show and to receive mention in the collector literature the following year.
By the late 1990s the mine was producing a livelier range of specimens. A 1999 report described Stan Esbenshade of Midwestern Minerals collecting plates of pink to purple octahedral fluorite near Rodeo, with individual crystals averaging about 2 cm and some prominent singles reaching 5 cm. In the same period he also obtained lustrous creedite balls ranging from about 1 cm to 15 cm across. Some were effectively creedite-cemented plates and fragments of chalcedonic quartz casts after octahedral fluorite; others included chunks of purple fluorite, giving a sharp contrast against the white to orange creedite.
The August 2009 find became one of the localityâs defining moments. A deeper exploration tunnel reportedly encountered two pockets of unusually intense orange creedite. One documented specimen from that production measured 13.9 x 10.9 x 9.0 cm and weighed 1,235 gramsâa small melon-sized creedite egg, complete nearly all around, covered with sharp pointy crystals over 1 cm long. That same account notes that the entry later collapsed, making redevelopment unlikely. Whether every part of that story can be generalized to the mine as a whole is less important than what it tells us about Navidad collecting: the best material came from brief windows, fragile pockets, and workings that could vanish as quickly as they appeared.10幎åŸãé±å±±ã¯åã³ã³ã¬ã¯ã¿ãŒãé©ãããã2019幎åŸåãè玫ãã©ã€ã©ãã¯è²ã®ã¯ã¬ãã£ã¿ã€ããç·ãšçŽ«ã®èå ã垯ã³ãéç·ããã³èå éç·ã®äžã«çŸããå°åãå®çŸ©ããŠãããªã¬ã³ãžè²ã®çäœãšã¯éåžžã«ç°ãªã£ãŠãããFabre Mineralsã¯ãTucson 2020ã®äžéšçŽ æãæ§ã®ã£ã©ãªãŒããæ¥ããã®ã ãšèª¬æããŠããããããå€ãã®ã³ã¬ã¯ã¿ãŒã«ã¯æ°ãããã®ã«èŠãã€ã€ããããã€ãã®å€ãã³ã¬ã¯ã·ã§ã³ã®ããŒã¹ã«äŒŒãŠããçç±ã説æããŠããããããã®æšæ¬ã¯ Navidad ã®èŠèŠã¬ã³ãžãæžãæããåãªããªã¬ã³ãžè²ã®æµ®éç©ã ãã§ãªããèå éç·ã®åºè³ªäžã«ç¹çްãªã©ãã³ããŒã®ã¹ãã¬ãŒãå«ãŸããŠããã## é±ç©èšé²ïŒåºçç©
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âCreedite, Navidad Mine, Durango, Mexicoâ â Minerals and Crystals / Les Minéraux â åæ±æ¥è ããŒãžãæãããªã¬ã³ãžè²ã® Navidad Creedite æšæ¬ã®åã蟌ã¿åç»ã
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