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Search for specimens: View all diopside specimens from Jeffrey Mine, Canada
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Jeffrey ã®ãžãªããµã€ãã¯ã棱æ±ç¶ããã³åç¶ã®çµæ¶åœ¢ãæã¡ãçœè²ãã©ãã³ããŒè²ãç·è²ã瀺ããŸããåéå®¶ã®æšæ¬ã§ã¯ãæãããèŠãããã®ã¯æ·¡ç·è²ããã¢ããã«ã°ãªãŒã³ã®éåäœãéç¶ã®ã¹ãã¬ãŒã现é·ãçµæ¶ããŸãã¯åŸ®çµæ¶ããçµæ¶åºç€äžã«ããè²åœ©è±ããªå ±ççš®ãæ¯ãããã®ã§ããè¯è³ªãªçµæ¶ã¯ã¬ã©ã¹å æ²¢ããããäžéæããåéæãŸã§éæãªãã®ããããŸãããå€ãã¯å¹³è¡æé·ã®åœ±é¿ã§å«æç©ãå€ãã糞ç¶ã«èŠãããã®ããµãã³ç¶ã«èŠãããã®ã§ãã
ã¯ã©ã·ãã¯ãªã°ãã·ã¥ã©ã«-ãžãªããµã€ãã®æšæ¬ã¯ããžãªããµã€ããç·è²ã®éç¶ãŸãã¯çްé·ãçµæ¶ãšããŠèŠããã¬ãŒãããã貫éãããããæ¯ããããéšåçã«å²ãã ãããŸãããªã¬ã³ãžè²ã®ãããœãã€ãããã³ã¯ã®ã°ãã·ã¥ã©ã«ãã¯ãã 嫿ã®ç·è²ã°ãã·ã¥ã©ã«ã¯å šãŠãžãªããµã€ããšå ±åãåŸãŸããæãèŠæ ãã®è¯ãæšæ¬ã§ã¯ããžãªããµã€ãã¯åãªãåºè³ªã§ã¯ãªããã³ã³ãã©ã¹ãããªãããè²æž©åºŠãçã¿åºããŸããç·ã®ãžãªããµã€ãã«å¯Ÿãããªã¬ã³ãžã®ã°ãã·ã¥ã©ã«ã¯è±¡åŸŽçãªçµã¿åããã§ããç·ã®ãžãªããµã€ãäžã®ãã³ã¯ã®ã°ãã·ã¥ã©ã«ã¯ããçšã§ç¹çްã§ãããžãªããµã€ãäžã®ã¯ãã 嫿ã°ãã·ã¥ã©ã«ã¯ãæ¡å€§é¡å¹æãåŸãããé®®ãããªç·å¯Ÿç·ã®å¹æãçã¿åºããŸãã
ãžãªããµã€ãã®å€§ããªçµæ¶ã¯ãã°ãã·ã¥ã©ã«å«æã®éåäœã§ã¯äžè¬çã§ã¯ãããŸãããèŠããçµæ¶ã®å€ãã¯ããªã¡ãŒãã«çŽããçŽ1ã»ã³ãã¡ãŒãã«çšåºŠã§ãéç¶ãåç¶ããããã¯ã¹ãã¬ãŒç¶ã§ããããã€ãã®æšæ¬ã§ã¯ãã°ãã·ã¥ã©ã«çµæ¶ããžãªããµã€ãã®ç«¯éšã«èŒã£ãŠããã®ã芳å¯ããã1999å¹Žã®æåãªç©ºæŽã«ã¯ç·è²ã®ãžãªããµã€ããå 貌ãããã14åã®ãªã¬ã³ãžã®ã¬ãŒããããæå€§1.4 cmãŸã§å«ã7.5Ã15 cmã®æšæ¬ãçã¿åºããŸããããŽã§ã¹ãŽã£ã¢ãã€ã垯ã§ã¯ãéæã§ç¡è²ã®æ¿ç¶ãžãªããµã€ãã1 cmãè¶ ãããã®ãšããŠçšãªå ±çãšããŠå ±åãããŠããŸãã
é¢é£ããé±ç©ã¯ãJeffrey ã®ãžãªããµã€ããç¹åŸŽã¥ããéèŠãªèŠçŽ ã§ããæãéèŠãªã®ã¯ã°ãã·ã¥ã©ã«ã§ãããœãã€ããã¯ãã å«æçš®ãå«ã¿ãŸãããŽã§ã¹ãŽã£ã¢ãã€ãã«ã¯ãã³ã¬ã³å«æããã³ã¯ãã å«æçš®ãå«ããã®ããã¬ããã€ãããã¯ãã©ã€ããã¯ãªãã¯ãã¢ããŠã©ãã¹ãã³ç³ããã¢ãºã«ãã¯ã€ããã¯ããã€ããã¢ã«ãããããã£ã³ãµã€ãåºè³ªãå«ãŸããŸããããå°ãªããŸãã¯ããå°éçãªå ±çã«ã¯ãã¢ããã£ã©ã€ãããã³ã¬ãã€ããã°ã«ã¿ã€ãã倩ç¶é ã飿¥ããéåäœã®ã¹ãã«ãã£ãç³ãªã©ããããŸãã
Jeffrey ã®ãžãªããµã€ãã®å質ã¯ã4ã€ã®é£åèŠå ã§å€æãããŸãã第äžã¯å ±çé¢ä¿ã§ããå®ç³è³ªã®ã°ãã·ã¥ã©ã«ãã·ã£ãŒããªãã¬ããã€ãããŸãã¯åŒ·ããŽã§ã¹ãŽã£ã¢ãã€ãã䌎ããžãªããµã€ãã¯ãå¿åã®å·šå€§ãªææããã¯ããã«æãŸããŸãã第äºã¯çµæ¶ã®å®çŸ©ã§ããã³ã¬ã¯ã¿ãŒã¯ãåé¢ããã¹ãã¬ãŒãäžç©ºçµæ¶ããŸãã¯æ¿ç¶åäœã奜ã¿ãéããã¢ãµã¢ãµãšããæé·ã¯é¿ããããŸãã第äžã¯è²ãšå¯Ÿæ¯ã§ããæ°é®®ãªæ·¡ç·è²ããé®®ãããªç·è²ã®ãžãªããµã€ãã®äžã«ããªã¬ã³ãžããã³ã¯ããŸãã¯ç·ã®ã¬ãŒããããçŸããã®ãã¯ã©ã·ãã¯ãªèŠãç®ã§ãã第åã¯ç£å°ã§ããæ§ã¯ããã¯ã®ã³ã¬ã¯ã·ã§ã³æ çŸãåæãã®é±å±±äººãåæãã£ãŒã©ãŒåšåº«ããããã¯åŸæã®çºèŠã®èšé²ããããã®ã¯ãçŸå°ãéåžžã®æ¡é察象ãšããŠã¯ãã¯ãçç£ããŠããªããããå®éã®éèŠæ§ãé«ããŸãã## Collector Notes
Jeffrey diopside is not known as a treatment-driven material. The main authenticity question is locality and association, not artificial enhancement. Because pale green diopside with grossular can resemble material from other rodingite or skarn localities, strong provenance matters: old labels, collector history, and matrix style are important. Jeffrey combinations tend to show the localityâs distinctive calcium-silicate assemblageâgrossular on green diopside, prehnite or pectolite in association, chromite or serpentinized ultramafic context, and the color palette of orange, pink, white, and green.
Condition is a more frequent issue than fakery. Diopside sprays and blades can be brittle, edge-worn, or bruised; garnets perched on diopside may show contact marks from blasting, trimming, or pocket extraction. Some matrix is friable enough that old specimens may be stabilized, repaired, or mounted. Acrylic bases are common on thumbnails and miniatures, and a base by itself is not a warning sign, but glue on the specimen should be checked under magnification. Look carefully for broken diopside needles, crushed tips, and garnets detached and reattached to green matrix.
The asbestos context deserves practical respect. Not every attractive Jeffrey diopside specimen is hazardous in normal display, but the locality is an asbestos mine, and specimens may retain serpentine, chrysotile-bearing matrix, or dusty fracture surfaces. Avoid sawing, grinding, sanding, air-blasting, aggressive brushing, or ultrasonic cleaning of suspect matrix. Keep friable pieces in a box or case, wash hands after handling dusty material, and do not store loose, shedding serpentinite debris with ordinary collection material.
Rarity varies sharply by style. Small green diopside aggregates and diopside-bearing grossular miniatures appear with some regularity on the secondary market. Fine pieces with aerial, well-defined diopside crystals; pink grossular on green diopside; significant orange hessonite perched on diopside; or transparent tabular diopside with vesuvianite are much scarcer. The market is now largely old-stock and collection-dispersal driven. Jeffrey labels remain highly marketable, and the best grossular-diopside combinations compete with classic Canadian garnets rather than with ordinary diopside specimens.## Stories & Field Notes
1996幎æ«ãã1997幎åé ã«ãããŠã®ãã±ããã¯ãæ§ãžã§ããªãŒã®æåŸã®èŒãçã®ãããªé°å²æ°ããã£ããæŽ»åäžã®é²é ã¯ããã€ãŠã¯ã©ã·ãã¯ãªã¬ãŒããããç£åºããŠããããã£ããã®èãæãé²ãããããã®é ã¯ã¢ã¹ãã¹ãæ¡æã®èŠæš¡ãçž®å°ãããæ©äŒãæšæ¬æ°ãæžã£ãŠãããã²ãšã€ã®ãã±ããâå®éã«ã¯äžé£ã®äºè£âã¯ãç·ã®èŒç³è±ã¬ã©ã¹è³ª diopside äžã«ãæ·±ããªã¬ã³ãžè²ã§ã»ãšãã©èµ€è²ã«è¿ãã°ãããµã¥ã©ãŒãçã¿åºãããè¯åãã£ããããæšæ¬ã5ç¹ããããã¥ã¢ã2ç¹ãããã«äœåè³ªã®ææãåºãããããã®æšæ¬ã¯ãæå·¥å ·ãæã€èšªååéå®¶ã«ãã£ãŠã§ã¯ãªãããã¯ãŒã·ã§ãã«ãæäœããæ¡æè ã«ãã£ãŠæ¡éãããã1997幎8æãæ¡æè 㯠Montréal ã®åéå®¶-ãã£ãŒã©ãŒã® Jonathan Levinger ã«å šéã売åŽãããæè¯ã®æšæ¬ã¯æ°ã¯å€ããªããéèŠæ§ã¯å€§ãããå šåšã«çµæ¶åããŠãããçŽ2.5 cm ã®ã°ãããµã¥ã©ãŒçµæ¶ãç·ã® diopside äžã«å®ç³è³ªã®è±åœ¢åäºé¢äœçµæ¶ãšãªã£ãŠããã
1998幎7æ5æ¥ã®æ¡éæ¥ã¯ãçŸä»£ãžã§ããªãŒã®å倧ãªç©èªã®ã²ãšã€ã§ãããAsbestos ã®ããã©ããžãŒã¯ã¯ã©ããé±å±±é è¶³ã®äžã€ãçµç¹ããŠãããã¯ã©ãäŒå¡ã¯ãã®é±å±±ã§ãããŸã§ã§æé«ã®ãã³ã¯ç³»ã°ãããµã¥ã©ãŒãçºèŠãããé©ãã¯è²ã ãã§ãªãæ¯å²©ã«ããã£ãããžã§ããªãŒã®ã°ãããµã¥ã©ãŒã¯æè²ã®ã»ã€ãã€ãå°è³ªã§æãããç¥ãããŠãããããããã®è¶ããã§éæãªãã³ã¯ã®ã¬ãŒãããã¯ãæµ®éé±å¡ãšããŠãããŸãç·ã® diopside ãçœãã¢ã«ãã¿ã€ãäžã«ãèŠãããã Marco Amabili ãš Francesco Spertini ã¯ãã¢ã«ãã¿ã€ããæãã€ã€ç·ã® diopside äžã«è¯è³ªãªãã³ã¯ã®ã°ãããµã¥ã©ãŒãæ¡éãããããã®æ¥ã®å¿ãããããã±ããã¯ãå ãžã§ããªãŒæ¡æè ã«ãã£ãŠèŠã€ãããã倧ããªå²©ã®äžã§ãã£ããçµæ¶ã¯æå€§ã§ 1.5 cm ã«éãããã®ãã³ã¯ç³»ã¹ã¿ã€ã«ãšããŠã¯çãã倧åã§ãæé«æšæ¬ã¯éåžžã«éãããŠãããé«å質ãšèªããããã®ã¯15ç¹æªæºã ã£ãã
äžåºŠç®ã®ãšããœãŒãã¯ã1999幎5æã®é±å±±æšãŠå Žã«å±ãããåéå®¶ã倧ããªå²©ãå²ã£ãŠéããšãç·ã® diopside çµæ¶ãæ·ãè©°ãã 17 à 40 à 50 cm ã®ç©ºæŽãçŸããããã®æé¢ã«ã¯çµç«¯ã«ãªã¬ã³ãžè²ã®ã°ãããµã¥ã©ãŒã垯ã³ã diopside çµæ¶ãããã€ãããâãžã§ããªãŒã® diopside ããã°ãã°ã¬ãŒãããã®æ§é ããŒãããŒãšããŠèªãããçç±ã説æãããããªçµã¿åããã§ããããã®çºèŠããã®æé«æšæ¬ã¯ 7.5 à 15 cm ãæž¬ãã14 åã®ãªã¬ã³ãžã®ã¬ãŒããããæå€§ 1.4 cm ã«éããŠãããdiopside ãéåžžã¯å€§ããªå±ç€ºçµæ¶ãããæ¯ããšãªãè¢ç¶ã®è±ã圢æãã locality ã«ãããŠããã®ç©ºæŽã¯ diopside ãäž»èŠãªãžã§ããªãŒæšæ¬ã®èŠèŠçåºç€ãšãªãæãé¡èãªäŸã®äžã€ãšããŠãããŸã ã«æçãªãã®ãšããŠç¥ãããŠããã Jeffrey collecting trip ã®ãã£ãŒã«ãã¬ããŒãã¯ãæ¡éè ãå®éã«æ¢ããŠããå°è¡šã¬ãã«ã®åŽé¢ãäŒããã蚪åè ã¯ãŸãã¢ã¹ãã¹ãé±ç©ã¯ã©ãã®äŒå¡ã§ãªããã°ãªãããæ¬¡ã«çµç¹åããããã¢ãŒã®æ ã«å ¥ããããæãŸãªããã°ãªããªãã£ããé±å±±ã§ã¯å®å šæç€ºãåããçç Žã§æè¿é²åºãããã®ã«ã€ããŠç¥ããããããã¹ã§ç颚åºåãžåãããè±åŽå²©åž¯ãšæ¥è§Šåž¯ãæ¢ããïŒè±åŽå²©åã® cognac hessoniteãæ¥è§Šåž¯è¿ãã® serpentinite ãšç¡¬ãçœè²ã®å²©ã®éã§è²ã®ç°ãªãâã¯ãªã¢ããç·ãŸã§âã°ãã·ã¥ã©ãŒã®è²ãçœããããã¯ã«ã¯ãç·ã® diopside ã«æºããããè£éãšãã±ãããããã³ã¯ã®ã¬ãŒããããå«ãããšããã£ããããæ¡éè ã¯ãã¯ãªã¢ãªãã³ã¯ã®ã¬ãŒããããç·ã® diopside çµæ¶ã®äžã«20å以äžäžŠãã æšæ¬ãèšè¿°ããïŒæå€§ã®ã¬ãŒãããã¯çŽ1 cmã5Ã3.5 cmã®åºäœã®äžã«ãã£ããå¥ã®è ã¯åæ§ã®çµæ¶ã®ç¿æ§ãæã€ãã³ã¯ã®ã¬ãŒãããããäžäººç®ã¯åºäœäžã«ãã€ãªããµã€ãã埮éå«ã1.5 cmã®ã¬ãŒãããã瀺ãããçµè«ã¯åçŽã§åŒ·å¶ãããŠããªãã£ãïŒããã¯ãéåžžã«è¯ãäžæ¥ãã ã£ãã
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Marco Amabili, Antonio Miglioli & Francesco Spertini, âRecent Discoveries at the Jeffrey Mine, Asbestos, Québec,â The Mineralogical Record 35(2), 2004, 123â135 â 1996â2003 ã®çºèŠã®èŠç¹ããžãªããµã€ãã«å¯Ÿããã°ããœã©ã¹ã®æ··åšã1999幎ã®ãžãªããµã€ãå ¥ã空æŽãèŒç³åž¯ãžãªããµã€ããæ¡éã¢ã¯ã»ã¹ãééãæµžæ°Žã«ã€ããŠã®éèŠãªèšè¿°ã
László Horváth, Elsa Pfenninger-Horváth & Francesco Spertini, âThe Jeffrey mine, Asbestos, Québec, Canada,â The Mineralogical Record 44(4), 2013, 375â417 â Mindat ã«ããçŸä»£ã®äž»èŠãªç£å°è§£èª¬ïŒãžã§ããªãŒçš®ãšéåäœã®æ¬æ Œçãªåéå®¶ã«ãšã£ãŠç¹ã«éèŠã
Joel D. Grice, âThe Jeffrey Mine, Asbestos, Quebec: The Western Worldâs Largest Asbestos Deposit,â in Famous Mineral Localities of Canada, 1989, 115â123 â Mindat ã®ãžãªããµã€ãèšé²ã§åŒçšãããå€å žçç£å°è«æã
Joel D. Grice & George W. Robinson, âJeffreyite, (Ca,Na)2(Be,Al)Si2(O,OH)7, a new mineral species and its relation to the melilite group,â The Canadian Mineralogist 22, 1984, 443â446 â ãžã§ããªãŒã®ã¿ã€ãç£å°çš®ã®åè説æã2004幎㮠Mineralogical Record èšäºã§åŒçšã
Joel D. Grice & Elena Gasparrini, âSpertiniite, Cu(OH)2, a new mineral from Jeffrey mine, Québec,â The Canadian Mineralogist 19, 1981, 337â340 â spertiniite ã®åè説æãä»ã®éèŠãªãžã§ããªãŒåç£å°çš®ã
Sylvain Roy, âHessonite garnets and other fine minerals from the Jeffrey mine, Québec,â Canadian Rockhound 6(1), 2002 â 2004幎㮠Mineralogical Record èšäºã§èšåãããã1999幎5æã®ãžãªããµã€ãå ¥ã空æŽã®çŸå Žå ±åã
Canadian Rockhound, âCanadaâs Top Ten Minerals: Grossularâ â ãžã§ããªãŒã®ããã»ãã¢ã€ãã«é¢ããåéå®¶åãã®æçšãªè§£èª¬ããžãªããµã€ããšã®é¢é£ãã«ããã¹ããŒã³ãã«ãããã¹ãåæã®é¢é£æ§ãå«ãã
Normand, âPhysicochemical conditions and timing of rodingite formation: evidence from rodingitâe-hosted fluid inclusions in the JM Asbestos mine, Asbestos, Québecâ â å°è³ªåŠè«æãé±å±±å°åã«ãããããã£ãã€ã圢æã«é¢ããç ç©¶ã§ãJeffreyã®ã«ã«ã·ãŠã -ã±ã€é žå¡ã®å€è³ªç°å¢ãçè§£ããäžã§è²Žéã§ãã## Videos & Media
âDans lâtrou - Asbestos and the closing of the Jeffrey mine,â McGill ARCH684, Vimeo â ãžã§ããªãŒé±å±±ã®ééãšãã®å°åçã»äžççè«äºã«é¢ããçç·šããã¥ã¡ã³ã¿ãªãŒã¹ã¿ã€ã«ã®ããžã¿ã«ã¹ããŒãªãŒã
âCanadaâs biggest power shovel loading an ore train with asbestos at the Jeffrey Mine,â Harry Rowed / Library and Archives Canada, Wikimedia Commons â 1944幎6æã®ãžã§ããªãŒã®ç£æ¥é±æ¥ã®æŽå²çç»åã
Category: Minerals of Jeffrey Mine, Wikimedia Commons â ãžã§ããªãŒæšæ¬ã®å€§ããªç»åã«ããŽãªããžãªããµã€ã嫿ã°ããµãªã«ããã¬ããŒãã®çµã¿åãããå«ãã