Sɛnea Wɔbɛsɔ Opals a Wɔasa Ano Anaasɛ Atoro Ahwɛ

EFI OPAL FEKUW NO TIMANNIFO - PAUL SEDAWIE

Mehaw me ho bere tiaa bi wɔ Welo opal a wɔayɛ no aduru dodow a wɔde rema sɛ abɔde mu opal tuntum tuntum no ho. Ethiopia opal ahorow pii a wɔayɛ ho adwuma wɔ hɔ a wɔakyerɛw wɔn din wɔ intanɛt so wɔ ɔkwan a ɛnteɛ so. Saa ara nso na wɔtɔn wɔn wɔ Australia aguadidan ahorow mu na awerɛhosɛm ne sɛ wɔ opal mfuw nso. Meka kyerɛɛ Natasha Patel, a wawie honors graduate wɔ gemmology (AIGS Thailand) sɛ ɔnyɛ nhwehwɛmu wɔ sɛnea wobehu sɛ ɔbo no yɛ abɔde mu de anaasɛ wɔayɛ no aduru bi wɔ opal mfuw mu ne/a enni laboratory sɔhwɛ mfiri.

Eyi yɛ Natasha Patel nhwehwɛmu amanneɛbɔ - Natural Black Opal - Are You Asking The Right Question no bi?

Ɛtɔ mmere bi a nsɛmfua “Natural Black Opal” betumi ayɛ nea emu nna hɔ sɛnea yegye di no.

So Opal no yɛ Abɔde mu Abɔde? Aane

So Opal no yɛ Tuntum? Aane

Nsɛmfua yi mu baabiara nni hɔ a ɛkyerɛ yɛn sɛ ebia tuntum a ɛwɔ opal tuntum no mu no fi abɔde mu anaa. Nea wɔfrɛ no opal tuntum ahyɛ gua no so ma wɔ mfe kakraa a atwam no mu a ɛyɛ opal tuntum a wɔde kɔla / wusiw / asikre ayɛ a efi Ethiopia. Nhoma ahorow a ɛfa saa ayaresa akwan yi ho no mu nna hɔ na enni mũ. Nnwumakuw no de akwan horow a wɔfa so yɛ adwuma bere tiaa bi so de kyerɛ ayaresa no. Nhwehwɛmu, nhwehwɛmu ne nkɔmmɔbɔ yi botae ne sɛ ɛbɛboa ma wɔahu sɛ ebia tuntum a ɛwɔ opal tuntum no mu no fi ayaresa ne akwan a nnipa ayɛ mu anaa.

Asɛmmisa a ɛteɛ a ɛsɛ sɛ wobisa ne sɛ: SO WƆASA OPAL TUTUMI NO?

Dɛn nti na wubebisa asɛm yi? BOƆ. Wɔredaadaa adetɔfo ma wɔasusuw sɛ wɔretɔ abɔde mu opal tuntum a WƆNNYAA NSƐM a efi Australia bere a nea wɔtɔ ankasa ara ne mpɛn pii no ɛyɛ crystal opal a wɔasesa no kɛse ma ayɛ nipadua kɔla tuntum no. Nsonsonoe a ɛda abibifo a wɔayɛ wɔn aduru ne nea wɔansa no bo ntam no betumi ayɛ 500%.

https://www.gia.edu/doc/WN11.pdf (kratafa 79) de mfonini ahorow a edi kan ne akyi a ɛkyerɛ nsonsonoe kɛse a ɛwɔ nea efi asase so mfiase no ne nea efii mu bae awiei koraa no ma. Hwɛ yiye, mpo rough opal betumi ayɛ ayaresa ma asesa nipadua kɔla afi transparent crystal / fitaa akɔ tuntum anaasɛ sunsuma bi wɔ hɔ.

Opal tuntum a wɔayɛ ho adwuma a efi Ethiopia no betumi agye bɛyɛ dɔla 10 wɔ gua a wɔtɔn no kɛse so wɔ carat biara mu. Ebia opal tuntum a wɔansa no yare a ne hwɛbea yɛ pɛ pɛpɛɛpɛ no bo bɛyɛ dɔla 5000 wɔ carat biako mu na ɛtɔ mmere bi a ɛboro saa .

Mfitiaseɛ BI

Ɛtɔ mmere bi a wɔfrɛ Black Opal a ɛwɔ aguadi mu no sɛ abo a ɛyɛ tuntum a nipadua no yɛ toned. Natural Untreated Black opal titiriw ba Australia nanso wɔahu nso wɔ Ethiopia, USA, Czech Republic, Hungary, Mexico ne nnansa yi ara Indonesia.

Wɔ wɔn a wotu fagude, wɔn a wɔtɔn nneɛma akɛse ne aguadifo a wɔwɔ opal adwumayɛ mu fam no, asɛm a ɛfa opal a WƆYƐ sɛ ɛbɛyɛ tuntum a wɔde frafra opal a ɛyɛ tuntum ABƆDE mu no yɛ nea ɛho hia sen biara. Nokware a wobeyi afi mu wɔ asɛm yi mu no ye te sɛ atoro. Wɔnam nsɛm a ɛnteɛ ne nsɛm a ɛsɛ sɛ wobisa ankasa ho nimdeɛ a wonni so redi nnipa a wɔwɔ gua so atɔ opals no so mfaso. Ebia ebinom bɛka sɛ TREATED black opal wɔ ne gyinabea wɔ gua so. Me, m’ankasa ne wɔn a wɔde opal ma no mu dodow no ara gye tom. Nanso ɛho hia sɛ ne gua so kyɛfa no nnyina atoro ne nsɛm a ɛdaadaa nkurɔfo so.

Amanneɛbɔ yi botae ne sɛ ɛbɛdi nsɛm a edidi so yi ho dwuma:

1. Te ase sɛ ebia WƆASA Opal tuntum bi a WƆYƐ ABƆDE mu de asesa ɔbo no nipadua kɔla afi nea ɛda adi so akɔ tuntum so. Kasasin titiriw a ɛsɛ sɛ yɛma ɛtra yɛn adwenem ne UNTREATED natural black opal.

2. Nnipa a ebia wonni osuahu wɔ black opal ho akwankyerɛ ne akwan bi a wɔde bɛma wɔn a wɔde behu na wɔahu nsonsonoe a ɛda black opal a wɔasa ne nea wɔansa no ntam.

3. Anyɛ yiye koraa no, bɔ kɔkɔ sɛ ebia opal tuntum nipadua kɔla bɛyɛ nea efi ayaresa ahorow mu ba koraa na ɛyɛ tẽẽ.

4. Ebia lab a ɛda nsow nni hɔ wɔ afuw/gua so anaasɛ ɛbɛn hɔ bere a wɔretɔ opals no.

5. Ebia opal ɔbo tuntum bi rentumi mma sika a lab ahorow a agye din gye de hwɛ sɛ ebia wɔasa wɔn yare no. 6. Ebia wɔrennya kwan nkɔ gemmological nnwinnade akɛse te sɛ microscope, UV spectrometer ne nea ɛkeka ho.

Wɔsɔɔ abo 15 nhwɛsode bi hwɛe wɔ akwan a ɛnyɛ den (wɔ afuw so) so de nsusuwii ahorow bae wɔ sɛnea wobehu sɛnea wɔsa abɔde mu opal tuntum a wɔde di dwuma no ho. Wubetumi ahu nea efii mu bae wɔ amanneɛbɔ yi awiei wɔ Nkekaho A. Nhwɛsode no bi ne opal tuntum (a wɔayɛ no aduru ne nea wɔansa) a efi Australia, Ethiopia ne Indonesia. Yɛsrɛ sɛ hyɛ no nsow sɛ aboɔden abo ho nhwehwɛmu ahorow di adanse wɔ nhwehwɛmu mu sɛ nhwɛsode 15 no nyinaa yɛ ABƆDE.

Sɔhwɛ ahorow a wɔyɛ no de nnwinnade a ɛnyɛ den a obi betumi de akɔ anaasɛ obetumi anya bi bere a ɔretɔ aboɔden abo te sɛ:

• Torch a wɔde yɛ nneɛma
• Susudua
• Neutral kɔla anwenne a nsu wom
• Loop/visor a ɛwɔ hɔ
• Pen/pɛnsil
• Waya anaa hama a wotumi benkum no asinasin

NKYERƐKYERƐMU A ƐFA ETHIOPIA OPAL TUTUMI A WƆASA WƆASA HO

• NA Ethiopia opal nipadua kɔla tuntum/tuntum a wɔansa no nyɛ tuntum koraa. Ná ɛyɛ bruu tuntum kɛse kɛse bere a wohu wɔ hann ne loop ase no.
• Opal a wɔansa no yare a efi mfiase nyinaa no bi ne abo a ɛnyɛ hann (entumi nhu mu) anaasɛ ɛyɛ fã bi a ɛyɛ hann (ɛwɔ hɔ a ɛnyɛ nea ɛda adi YIYE) a ɛnte sɛ Ethiopian opal a wɔde aduru/wusiw ayɛ a na ɛda adi koraa wɔ nhwɛsode ahorow no nyinaa mu no.
• Opal tuntum a WƆASA a efi Ethiopia no mu dodow no ara benya cherry kɔkɔɔ a emu dɔ bere a wɔde hann kɔkɔɔ a ano yɛ den kɔ baabi a ɛbɛn na efi ɔbo no ase no.
• Ɛda adi sɛ opal tuntum nhwɛsode ahorow a wɔayɛ ho adwuma no tumi pɔtee a ɛtwe ade ba fam no sua sen sɛnea wɔkyekyem pɛpɛɛpɛ no.
• Ɛnyɛ den sɛ wobehu nneɛma a ɛkyerɛ sɛnea wɔde opal tuntum sa yare bere a wɔde ahyɛ nsu mu no.
• Opal tuntum a WƆASA no dodow no ara bɛda sɛnkyerɛnne ahorow a ɛkyerɛ sɛ aduru/wusiw agyiraehyɛde adi a ɛkyerɛ sɛ tuntum a ɛwɔ opal tuntum no mu no NNYƐ abɔde mu mfiase.
• Fa wo fon mfoninitwa afiri di dwuma na hwɛ ɔbo no honam fam hwɛbea yiye a ebetumi aboa wo ma woahu ayaresa ahorow.
• Fa kanea fitaa di dwuma bere nyinaa. Ɛyɛ kɔla kɔkɔɔ (wɔ yɛn ani so) na ɛka kɔla ahorow a wotumi hu nyinaa a ɛho hia sɛ yehu ɔbo biara kɔla ankasa ho.

Black opal yɛ aboɔden abo a wɔntaa nhu wɔ asase so no mu biako. Fi ase denam ahwɛyiye so

- bere a ɔbo no yɛ domed kɛse

- se abo no ye kɔla fa mu na ɛfa mu (kɔla agodie no da adi wɔ anim/akyi ne fam wɔ ɔbo no afã horow.

Dome a ɛkorɔn ne kɔla a edi mũ a wɔaka abom no ho yɛ na koraa wɔ abɔde mu opal tuntum a WƆNNYAA NSƐM mu.

NKYERƐKYERƐMU A WƆDE ABA AWIEI NSƐM A WƆDE SƆHWƐ NSƐM MU NSƐM HO NHWEHWƐMU SO

1. NIPA KƆLA NE MATRIX NSƐM A WƆDE HANN NE LUPE HU

bi. Wɔ abɔde mu UNTREATED tuntum opal hann a ano yɛ den ne loupe bɛkyerɛ sɛ nipadua no kɔla NNYƐ tuntum ankasa. Mpɛn pii no, ɛyɛ bruu tuntum anaa fitaa kɛse. Sɛ kɔla ahorow no twetwe w’adwene a, fa w’adwene si baabi a kɔla biara nni mu anaasɛ kakraa bi na ɛwɔ hɔ.

b. Ná “black opal” nhwɛsode ahorow a wɔansa no yare nyinaa wɔ matrix no fã bi (host rock anaa colourless/common opal) ne nea ɛka ho. Nsonsonoe a ɛwɔ matrix ne kɔla opal a ɛyɛ den mu no yɛ kɛse yiye na ayaresa betumi ama ɔbo no abubu.

YƐ AKWANKYERƐ SƐ NIPA KƆLA NO YƐ JET BLACK NA MATRIX NNI HƆ KARAA A. Yɛsrɛ sɛ hyɛ no nsow sɛ matrix a ɛwɔ hɔ no Nkyerɛ sɛ WƆNYƐ aduru (ebinom a wɔayɛ wɔn aduru tuntum opal wɔ matrix). Nhwɛsoɔ 3 ne 5 a ɛwɔ Mfonini 1 mu no yɛ nhwɛsoɔ pa a ɛkyerɛ sɛdeɛ nipadua kɔla tumi yɛ jet-black.

.

Saa sɔhwɛ yi yɛ mmerɛw koraa na ebetumi ayɛ mfiase de ahu sɛ ebia ɛsɛ sɛ wohwɛ yiye wɔ faako a tuntum a ɛwɔ opal tuntum no mu no fi ho anaa. Fa hann fitaa (kɔla kɔkɔɔ na ɛka spectrum a wotumi hu no nyinaa ka ho) ka ho di dwuma. Kanea ne ɔbo no bɛn sɛnea ɛbɛyɛ yiye biara. Hwɛ ɔbo no fi afã nyinaa (dannan no na ɔbo no akyi hwɛ soro). Sɔhwɛ pa ma abo a ɛyɛ nketewa wɔ ne kɛse mu.

bi. Nipadua kɔla a ɛwɔ Ethiopia nhwɛsode a wɔayɛ ho adwuma no NYINAA mu no bɛyɛɛ nea ɛda adi koraa (hwɛ mu) bere a wɔde hann a wɔde kɔ - hann fibea (kanea) fi ase hwɛɛ no.

b. Nea ɛho hia kɛse ne kɔla a ɛda adi no sunsuma a wotumi hu - cherry kɔkɔɔ a ɛda nsow.

c. Opal afoforo a efi awosu mu tuntum/tuntum (bere a ɛda adi) da nipadua kɔla a ɛyɛ kɔkɔɔ/akuturuku a ɛda adi kɛse adi.

d. Ná nhwɛsode ahorow a wɔansa no nyinaa yɛ nea ɛda adi fã bi pɛ na wɔ nsɛm dodow no ara mu no, na ɛnyɛ nea ɛda adi koraa.

SƐ OPAL NO NKYERƐKYERƐMU NO SESA CHERRY RED BERƐ A WODE HANN FI ASE HWEHWƐ AKWANKYERƐ.

Nsonsonoe a ɛwɔ kɔla a ɛma wotumi hu ade mu no da adi yiye wɔ mfonini ahorow a ɛwɔ ase ha no mu.

3. GRAVITY SƆHWƐ PƆTEE

Tumi a ɛtwe ade ba fam pɔtee a ɛkyerɛ ɔbo no mu duru bere a wɔde toto ɔbo no kɛse ho. Aboɔden abo nyinaa wɔ tumi a ɛtwe ade ba fam pɔtee a ɛsono na wɔtaa de sɔhwɛ yi di dwuma wɔ aboɔden abo ho nhwehwɛmubea akɛse ne nketewa nyinaa mu. Ɔkwan a wɔfa so yɛ no ne sɛ:

Sɛ wɔkyekyem pɛpɛɛpɛ a, opal tumi a ɛtwe ade ba fam pɔtee no yɛ 2.12 a ɛkɔ (1.75 kosi 2.23). Ethiopia black opal a wɔayɛ ho adwuma no nhwɛsode ahorow no maa dodow a ɛbɛn nsenia no ase awiei bere nyinaa (hwɛ Nkekaho A). Wɔn nyinaa maa nea efii mu bae no sua koraa sen 2.12 a wɔkyekyem pɛpɛɛpɛ no. Opal a wɔde Ethiopian ayɛ no NYINAA maa SG bɛn no 1.75 agyiraehyɛde no na opal tuntum a wɔansa no NYINAA maa SG a ɛbɛn 2.0 agyiraehyɛde no.

Do It Yourself nneɛma pii wɔ wɛbsaet no so de yɛ gravity kit pɔtee bi. Respectable gem testing equipment manufactures nso kits a wɔtɔn wɔ bo a ɛfata. Fa carat nsenia a anyɛ yiye koraa no wotumi kenkan kɔ carat 0.01 (decimal points 2) na anyɛ yiye koraa no ne nsusuwii yɛ carat 0.01 (ɛyɛ pɛpɛɛpɛ kodu carat .01) di dwuma. HWƐ AKWANKYERƐ BERE A ƆBO NO NO TUMI KƆKƆ PƆTEE BƐN 1.75 AFEI ƐBƐN 2.12.

4. DUNK IT – “AKWAN A WƆFA SO TUMI MU NSƐM” .

Akyinnye biara nni ho sɛ ɔbo no a wɔde bɛhyɛ nsu mu koraa wɔ ade a kɔla biara nni mu mu no ma adwuma a ɛne sɛ wobebu ayaresa ho atɛn no yɛ mmerɛw kɛse. Ebia ɛnyɛ nkwasea adanse na mmom ne bɛn.

Dye ne wusiw agyiraehyɛde (kɔla tuntum dodow) da adi kɛse. Hwɛ hu sɛ wobɛhwɛ ɔbo no wɔ nsu ase na wode hann fitaa a ano yɛ den ahyɛ mu ntɛm ara denam loupe/visor mmoa so. Ɛtɔ mmere bi a, ɛte sɛ nea agyiraehyɛde ahorow a ɛkyerɛ ayaresa no yera bere tenten a wɔde ɔbo no hyɛ ase no. Nipadua kɔla no yɛ tuntum (tuntum yɛ tuntum) na ɛno nti kɔla ho agodie no da adi sɛ emu yɛ den a ɛde agyiraehyɛde ahorow no nnyi hɔ kɛse.

Ɔkwan a wɔfa so de nsu gu nsu mu ne hann a ano yɛ den no nso boa ma wɔda ɔbo no nipadua nne ankasa so dua. Mfonini ne nkyerɛkyerɛmu a edidi so yi bɛma yɛanya nea ɛsɛ sɛ yɛhwehwɛ ho nsɛnkyerɛnne bi.

5. WO FONO KAMERA (Macro lens a wopɛ) .

Mfoninitwa mfiri a ɛwɔ telefon so nnɛ no yɛ nea wɔasiesie no yiye a ebetumi atwa mfonini a wɔayɛ no kɛse. Macro lens adapters a wɔde yɛ fon ahorow wɔ hɔ na ne bo nyɛ den. Ebetumi ama wɔanya ano a ɛboro so a ehia na wɔde ahwehwɛ ɔbo no mu sɛnea ɛbɛyɛ a wobetumi asi gyinae a ɛfata wɔ ayaresa ho.

Wɔde zoom feature na ɛtwa mfonini a eye sen biara bere a wɔhwɛ kwan sɛ efi telefon so kɔ ɔbo so no yɛ sɛntimita kakraa bi no. Hwɛ hu sɛ wode ɔbo no bɛhyɛ nsu mu na woanya hann a ano yɛ den a ɛbɛn ɔbo no ankasa. Kae sɛ dodow a wɔde ɔbo no hyɛ nsu mu kyɛ no, dodow no ara na aduru/wusiw agyiraehyɛde ahorow no ntumi nhu pii.

Sɛ bo kɛse bi wɔ ɔbo no ho na adwene a ɛyɛ basaa wɔ ayaresa ho da so ara wɔ hɔ a, wɔkamfo kyerɛ sɛ wonsusuw aboɔden abo ho ɔbenfo adwene ho. Kae sɛ ɛnyɛ lab nyinaa na wɔbɔɔ no pɛpɛɛpɛ. Black opal yɛ ɔbo a wɔntaa nhu na lab pii nni osuahu a ɛdɔɔso wɔ ho. Ɛyɛ papa sɛ wobɛhwɛ sɛ wɔayɛ adesrɛ a ɛfa ayaresa a wɔde hu ayaresa ho no PƐPƐTEƐ na wɔadi ho dwuma wɔ adansedi krataa no mu.

Gem labs yɛ adwuma no fã titiriw nanso mpɛn pii no wɔn beae no te sɛ nea wontumi nkɔ hɔ kakra kɛkɛ. Akwan a wɔfa so sɔ hwɛ a wɔaka ho asɛm wɔ amanneɛbɔ yi mu no boa ma wotumi siw saa nsonsonoe no ano. Wɔ wɔn a wɔwɔ afuw mu fam no, akwantu ne asɛm yi a wɔbɛtɔ no ma wonya akwan a ɛyɛ mmerɛw na ɛyɛ mmerɛw kakra a wɔbɛfa so asusuw sɛnea wɔyɛ opal tuntum a efi mmeae ahorow nyinaa ho. Wɔadi Ethiopiafo black opal asɛmmisa no ho dwuma kɛse wɔ amanneɛbɔ yi mu efisɛ ɛyɛ mprempren ade a ɛhaw adwene a ɛde basabasayɛ reba gua so. Aboɔden abo adwuma no renya nkɔso daa denam nneɛma foforo a wɔahu, ayaresa foforo ne ahwehwɛde foforo so na adetɔfo ahotoso a wobetumi akura mu na akɔ soro denam nimdeɛ a wɔyɛ biako ne nsɛm a ɛyɛ nokware a wɔde kyekyɛ nkutoo so. Esiane sɛ ɛyɛ mmerɛw sɛ wobenya aguadi wɔ wiase nyinaa nti, sɛ wowɔ beae pɔtee bi a, ɛnyɛ 100% sɛ opal a wɔretɔn no fi saa mfiase no. Mpɛn pii no wɔde Ethiopia opal a wɔde kɔla/wusiw ahyɛ mu ama sɛ Lightning Ridge tuntum wɔ kurow a wotu fagude wɔ Australia no mfuw so. Ethiopian black opal a wɔayɛ no aduru no adu mmeae a wɔyɛ black opal a wɔansa no yare a Australia, Mexico ne Indonesia ka ho nyinaa. Hwehwɛ wɔn a wɔde nneɛma ma a wogye wɔn di na fa nhwehwɛmu yi di dwuma sɛ akwankyerɛ de boa ma wohu sɛnkyerɛnne ahorow a ɛkyerɛ sɛ WƆASA (wɔde kɔla/wɔahyɛ wusiw) black opal.

BLACK OPAL A WƆTƆ WƆ INTANƐT SO

Sɛ yɛyi tumi a ɛtwe ade ba fam sɔhwɛ pɔtee no to nkyɛn a, wobetumi abisa wɔn a wɔde nneɛma ma no sɛ wɔmfa opal tuntum a wobetumi atɔn a wɔaka ho asɛm wɔ amanneɛbɔ yi mu no mfonini mma. Ɛsɛ sɛ nea ɛka w’abisade no ho ne:

• Ɔbo a wɔde ahyɛ nsu mu mfonini ahorow a wɔabɛn ho.
• Mfonini ahorow a ɛwɔ anim ne AKYI opal tuntum no.
• Mfonini a ɛkyerɛ opal tuntum a hann a wɔde fa nnipa mu.

NKYEKYƐMU MU

Wɔbɔ wo kɔkɔ bere a:

Sɛ yɛhwɛ ɔbo no yiye a, yehu sɛ nipadua no kɔla yɛ JET BLACK na enni matrix ne potch.

Ɔbo no a ɛda adi pefee a hann KƆKƆBƆ a ɛde kɔ no yɛ kɔla kɔkɔɔ a emu dɔ a ɛyɛ cherry.

Ɔbo no tumi pɔtee a ɛtwe ade ba fam no bɛn nea ɛba fam koraa a ɛyɛ 1.75.

Bere a wɔde ɔbo no ahyɛ nsu mu (a wɔde hann fibea a ano yɛ den ne loupe/visor boa) no, ɛkame ayɛ sɛ aduru/wusiw agyiraehyɛde ahorow a ɛda nsow da adi ntɛm ara.

Saa sɔhwɛ ahorow yi nyinaa betumi ada no adi wɔ nhwehwɛmu mu sɛ tuntum a ɛwɔ opal tuntum no so no NNYƐ abɔde mu mfiase.

NKYERƐKYERƐMU A ƐFA FOTUO HO

Fa ɔbo no hyɛ nsu mu koraa na ama ayɛ mmerɛw sɛ wubehu adanse a ɛkyerɛ sɛ wɔasa no yare.

Fa zoom dwumadie a ɛwɔ telefon so no di dwuma na ama woanya aboɔ mmeaeɛ a ɛkyerɛ sɛ wɔasa ho adanseɛ ho mfonini a emu da hɔ na ɛtwe adwene si so.

Yɛ anaa tɔ specific gravity kit a wotumi fa so.

Kɔtɔ kanea a “hann fitaa” (a ɛyɛ spectrum a edi mũ na ne kɔla yɛ kɔkɔɔ).

NKYERƐKYERƐMU

Hwɛ hu sɛ wo nhwehwɛmu no fi nneɛma a wotumi de ho to so, osuahu mu

• https://www.gia.edu/aboɔden aboɔ ho adesua/ahohuru bere-2016-labnotes-hydrophane-opal-ayaresa
• http://www.stonegrouplabs.com/Wusiw Ayaresa wɔWolloOpal.pdf
• https://www.gia.edu/gems-gemology/awɔw bere-2014-gemnews-deposit-foforo-bibifo-opal-fi-ethiopia
• https://www.gia.edu/aboɔden aboɔ ho adesua/fa13-ln-kwan-hydrophane-opal

Asɛm a Natassa Patel a ofi Gem Certify kyerɛwee

NATASSA PATEL HO NSƐM

Me ne Australia opal atwa ho ahyia fi me mmabunbere. Bere a miwiee me MBA no mede me ho hyɛɛ abusua adwuma no mu na bɛboro mfe 16 pɛ ni na madi gua na matɔn opals wɔ cut and rough wɔ wiase nyinaa. Nnansa yi ara na mewiee me aboɔden abo ho adesua nhyehyɛe a wɔagye atom ama Asia Asoɛe a Ɛhwɛ Aboɔden abo Ho Adesua So (Thailand) a ɛmaa minya adwene soronko a mede bɛka aguadi mu osuahu ne nyansahu wiase a ɛfa aboɔden abo ho, titiriw opals ho. Ɔkwan a ɛda aboɔden aboɔ adwumayɛbea ne aboɔden aboɔ aguadifoɔ ntam a mɛsiesie no ne adeɛ titire a mede di kan denam me aboɔden aboɔ adansedie ne afotuo dwumadie a mede sii hɔ wɔ Gold Coast no so. Me botaeɛ ne sɛ mɛbɔ nneɛma na mama ahobrɛaseɛ nhumu wɔ nsɛm a ɛbɛma nnwuma no nyinaa atu mpɔn a mɛsi so dua titire wɔ adetɔfoɔ nimdeɛ ne nsɛm a ɛbɛkɔ soro so. Sɛ́ fekuw ahorow a edidi so yi muni no metumi aboaboa me suahu ahorow a masua ne afoforo de ano: Opal Fekuw, Australia Aboɔden abo Ho Adesuabea, Australia Aguadeyɛfo Fekuw, Amanaman Ntam Abo a Wɔde Kɔla Ayɛ Fekuw ne Aboɔdenfo Anigye Boayikuw.

SHOP FOR BLACK OPALS HO NSƐM