Hessonite garnet

Hessonite, Garnet, Sri Lanka
hessonite garnet

Gemstone Info

Client Gemological lub koom haum ntawm Qhab Meem teb (GEMIC Kuaj Co., Ltd.)
Txawj Hessonite, Garnet, Sri Lanka
Lub vas sab http://gem.agency

Gemstone Nqe Lus

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Hessonite garnet

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Hessonite lossis cinnamon pob zeb yog ib qho ntau hom grossular nrog rau hom mis: Ca3Al2Si3O12. Lub npe yog los ntawm cov neeg loj hlob thaum ub: hesson, lub ntsiab lus tsis zoo, tus allusion rau nws qis zog thiab txo qis dua ntau lwm hom ntoo garnet.

Nws muaj tus cwj pwm liab xim, inclining rau txiv kab ntxwv los yog daj, zoo li cov zircon. Nws tau qhia ntau xyoo dhau los, los ntawm Sir Arthur Herbert lub Koom Txoos, hais tias muaj ntau lub pov haum, tshwj xeeb tshaj yog cov yeeb yam gems, feem ntau saib raws li zircon, twb yeej hessonite. Qhov txawv yog nkag siab los ntawm qhov kev nqus, uas ntawm hessonite ua 3.64 rau 3.69, thaum uas zircon txog 4.6. Hessonite muaj kev ntxhov siab zoo ib yam li ntawm quartz, ua txog 7 rau ntawm qhov teev mohs, thaum lub zog ntawm cov feem coob ntawm lub cav ntoo loj dua 7.5.

Hessonite los ntawm chiefly Sri Lanka thiab Is Nrias teb, qhov twg nws pom muaj feem ntau hauv placer deposits, tab sis nws tshwm sim nyob rau hauv nws haiv neeg matrix yog tsis paub. Nws kuj muaj nyob hauv Brazil thiab California.

Grossular muaj nyob hauv cov metamorphosed limestones hu ua vesuvianite, diopsy, wollastonite thiab wernerite.

Ib co sought tom qab ntau lub pov haum garnet yog nplua ntsuab Grossular garnet ntawm Kenya thiab Tanzania hu ua tsavorite. Qhov no garnet tau pom nyob rau hauv 1960s hauv Tsavo cheeb tsam ntawm Kenya, uas lub pov haum yuav siv nws lub npe.

Grossular

Grossular yog ib hom kab mob calcium-aluminium ntawm cov pawg pob zeb ntawm cov zaub mov. Nws muaj cov tshuaj formula ntawm Ca3Al2 (SiO4) 3 tab sis calcium tej zaum, nyob rau hauv ib feem, yuav hloov los ntawm ferrous hlau thiab txhuas los ntawm ferric hlau. Lub npe grossular yog muab los ntawm botanical lub npe rau lub gooseberry, grossularia, nyob rau hauv reference rau ntsuab garnet ntawm no composition uas yog pom nyob rau hauv Siberia. Lwm txoj kev ntxoov ntxoo muaj xws li cinnamon xim av cinnamon ntau pob zeb, liab, thiab daj. Grossular yog ib lub pov haum. nws cov streak yog brownish dawb.

Hessonite garnet, los ntawm Sri Lanka

yuav ntuj hessonite garnet nyob rau hauv peb lub khw

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kev ua yuam kev: Cov ntsiab lus yog kev tiv thaiv !!