1. Mmetụta kpakpando
Bara nnukwu uru cabochon agbagọ n'oge irradiation nwere isi iyi ọkụ na-egosi ọdịiche anya dị iche iche na 4, 6, ma ọ bụ 12 gbaa nke ụzarị kpakpando.Ihe atụ ya, nke a na-akpọ mmetụta Starlight, dị ka ìhè kpakpando nke mbara igwe abalị.A na-etolite Ruby na sapphire site n'itinye rutile silky n'ime, nke etinyere n'otu n'otu.
Asteristic bara nnukwu uru: Ruby jewels, Sapphire jewels, spinels, garnets, diopside, Tourmatine, wdg.
Achọpụtara diamond na-acha anụnụ anụnụ, na-eru 39.35 ct tupu ebipụ ya, na mpaghara "C-Cut" nke Cullinan mine na South Africa n'April 2021. De Beers Group na US diamond cutter Diacore zụtara diamond na-acha anụnụ anụnụ a.nnukwu maka $40.18 nde na Julaị 2021 wee kpọọ ya aha ntọrọ ahụ n'ihu ọha.
* N'ụzọ bụ isi, ụkpụrụ nhazi nke mmetụta Gemster bụ otu mmetụta anya nke pusi.Nke a na-ebute site na ntughari na ntughari nke ìhè a na-ahụ anya site na ntinye mkpuru mkpuru ma ọ bụ nhazi ntụzịaka.Ihe dị iche bụ na ọ bụ naanị otu ụyọkọ dị n'ime nkume ahụ ma ọ na-egosi "mmetụta anya nwamba" mgbe agbachara otu n'ime mpi.A na-ahazi ngwugwu ndị ahụ n'akụkụ dị iche iche ma na-egbuke egbuke na akụkụ ụfọdụ, ma na-enwe "mmetụta kpakpando".
Ị nwere ike ịghọta ya dịka: mmetụta ìhè kpakpando bụ ụdị nkwalite nke mmetụta anya nwamba
2. Mmetụta na-agbanwe agba.
mgbe a na-enwu enwu Otu nkume bara nnukwu uru na-egosi ụdị silky ma ọ bụ njiri mara agba dị iche iche.Ka ị na-atụgharị ihe bara nnukwu uru, isi iyi ọkụ ga-agbanwe ebe agba agba egwurugwu.Nke a bụ mmetụta diffraction nke ìhè.
Bara nnukwu uru nke nwere ike imepụta mmetụta mgbanwe agba bụ opal na ite.
Oge nzipu: Mee-13-2022