Black Opal VS Ɔbotan Opal

Opals ho yɛ na na ɛyɛ fɛ ma ɛyɛ nwonwa. Ɛno na ɛkyerɛkyerɛ nea enti a wobu eyinom sɛ aboɔden abo a ɛsom bo kɛse no mu. Sɛ ɛba sɛ wobɛkyerɛ bo a opal som a, nneɛma ahorow wɔ hɔ a ɛsɛ sɛ wususuw ho te sɛ opal ko, ne kɛse & ne nsusuwii, nipadua no nne, kɔla bar thickness, ne su a wɔatwa ne polish. Opal ahorow ahorow wɔ gua so na ebetumi ayɛ basaa kakra sɛ wubehu na woate nsonsonoe a ɛda wɔn ntam ase. Opal ahorow a agye din sen biara no bi ne Crystal Opal, Andamooka Opal, Dark Opal, White Fire Opal, Yowah ne Koroit Opal, ne opal mfuw nketewa te sɛ Tintenbar ne Mintabie. Nanso, opal abien a wɔhwehwɛ kɛse ne Black Opal ne Boulder Opal . Nnipa pii a wɔn ani gye opal ho pɛ sɛ wohu nsonsonoe a ɛda Black ne Boulder Opal ntam. Ɛyɛ anigye bere nyinaa sɛ wobɛda opal ko a eye na ɛsom bo kɛse adi. Enti, ansa na yɛbɛka opal a ɛsom bo na ɛkorɔn sen biara akyerɛ wo no, ɛbɛyɛ papa sɛ wubehu wɔn ho asɛm kakra. So yɛbɛyɛ saa?

Opal a ɛyɛ tuntum

Wɔde asɛmfua “Black Opal” di dwuma ma opal a ɛwɔ nipadua kɔla tuntum (ebetumi ayɛ tuntum tuntum, tuntum, bruu tuntum anaa ahabammono tuntum mpo). Ɛyɛ opal ahorow a agye din sen biara wɔ gua so no mu biako. Kurow bi a agye din wɔ NSW, Australia a wɔfrɛ no Lightning Ridge nkutoo na ɛyɛ Black Opal a ɛsom bo no. Wohuu no wɔ mpɔtam hɔ wɔ 1880 anaa 1890 mfe no mu, nanso saa bere no na nnipa pii nnim sɛ ɛsom bo. Ɛnnɛ, nnipa pii bu no sɛ opal a ɛyɛ nwonwa sen biara wɔ wiase.

Ɔbotan a wɔfrɛ no Opal

Wohuu no wɔ 1870 mfe no mu wɔ Queensland Atɔe fam. Ɛnnɛ, wobu no sɛ opal a ɛto so abien a ɛho yɛ na sen biara wɔ wiase wɔ Black Opal akyi. Wɔhyehyɛ no wɔ ɔbotan foforo a wɔfrɛ no Ironstone nkyɛn. Opal mfuw a ɛwɔ Queensland no na wonya Opal a ɛte sɛɛ no ​​mu dodow no ara. Ade a ɛyɛ nwonwa a ɛsɛ sɛ wohyɛ no nsow wɔ Boulder Opal ho ne dade kɔkɔɔ a ɛyɛ nwonwa a ɛwɔ Opal no mu.

Emu nea ɛwɔ he na eye: Black Opal anaa Boulder Opal?

Seesei a wunim black ne boulder opal ho asɛm tiawa no, momma yɛnkɔ mu nkɔ akyiri.

Ɔbo Nsusuwii

• Black Opal: Opal tuntum a ɛwɔ gua so no mu dodow no ara yɛ nea ɛyɛ pɛpɛɛpɛ, ɛyɛ kurukuruwa. Ɛyɛ nea saa nsusuwii yi agye din kɛse wɔ agude mu. Nanso wubetumi ahyia freeform opal nso efisɛ wɔatwitwa no pɔtee sɛnea ɛbɛyɛ a ɔbo no mu duru bɛyɛ kɛse.
• Boulder Opal: Wontumi ntwitwa saa opal ahorow yi na wɔnyɛ no te sɛ opal afoforo efisɛ opal (ntini) a ɛyɛ tratraa nkutoo na ɛwɔ mu. Ɛno nti na wɔtaa twitwa saa abo yi ma ɛyɛ nea ɛnteɛ, a ɛnyɛ nea ɛfata na ama wɔahwɛ ahu sɛ wobenya kɛse a ɛsen biara a wɔde bɛyɛ ɔbo no.

Nipadua Nneyɛe

• Black Opal: Sɛnea edin no kyerɛ no, ɛwɔ nipadua a ɛyɛ tuntum a ɛsono fi tuntum kosi tuntum a ɛyɛ tuntum. Esiane ne nipadua a ɛyɛ tumm nti, opal tuntum da kɔla ahorow adi wɔ ɔkwan a ɛyɛ hyew so sɛ wɔde toto opal afoforo ho a. Ɔbo no wɔ abɔde mu kuku a ɛwɔ n’akyi a edi dwuma titiriw wɔ ne nipadua a ɛyɛ tumm a ɛyɛ nwonwa no mu.
• Boulder Opal: Yebetumi aka sɛ ɛwɔ nipadua a ɛyɛ tuntum te sɛ opal tuntum ara pɛ. Sɛ yɛhwɛ nokwasɛm a ɛyɛ sɛ ɛyɛ ntini a ɛyɛ tratraa wɔ dade abo abotan mu a, ɔbo no akyi kyerɛ dade abo a ɛwɔ hɔ no. Wubetumi ahu abotan a ɛyɛ bruu a ɛwɔ Boulder Opal akyi. Sɛ yɛka ne nyinaa bom a, ɛwɔ nipadua a ɛyɛ tuntum a ɛte sɛ Black Opal koraa.

Kɔla ne Nhwɛsode

• Black Opal: Wonim no sɛ ɛda kɔla ahorow a ɛyɛ nwonwa adi. Kɔla ahorow a wɔde di agoru wɔ opal tuntum mu no yɛ nwonwa ankasa bere a wɔda nyankontɔn no kɔla nyinaa adi wɔ ɔkwan a mfomso biara nni ho so no. Ɛda nsusuwii ahorow te sɛ sare, nhwiren, harlequin, rolling flash, ribbon, ne nea ɛkeka ho adi.
• Boulder Opal: Kɔla ahorow a boulder opal da no adi no te sɛ black opal. Ɔbo yi na ɛda nyankontɔn no kɔla nyinaa adi te sɛ opal tuntum, nanso ɛsono nea ɛwɔ opal tuntum ho bere a ɛfa nsusuwso ho no.

Ahoɔden

• Black Opal: Wɔ Moh nsenia a ɛyɛ den so no, Black Opal wɔ rigidity a ɛyɛ 5.5 - 6.5 (opal fitaa nso wɔ hardness koro no ara). Diamond has a hardness of diamond is 10. Enti, yebetumi aka sɛ ɛyɛ ɔbo a ɛyɛ mmerɛw kakra.
• Boulder Opal: Ɛwɔ opal layer koro no ara sɛ black opal, nanso enya ahoɔden ne denden foforo fi dade abo akyi – ɛsan nso ma no nya nkɔanim sen opal ahorow afoforo. Enti, ɛda adi sɛ ebetumi atra ase wɔ nhyɛso ne nkɛntɛnso kɛse mu bere a wɔde toto opal tuntum ho no.

Nea ɛntaa nsi

• Black Opal: Sɛ ɛba opal ahorow a wɔntaa nhu so a, akyinnye biara nni ho sɛ black opal na edi kan. Ne nyinaa akyi no, wohu no wɔ Lightning Ridge (kurow bi a ɛwɔ Australia) nkutoo mu na ɛwɔ akyirikyiri kilomita 70. Wobu opal yi sɛ ɛho yɛ na koraa efisɛ Australia nkutoo na wohu na wonhu wɔ wiase baabiara.
• Boulder Opal: Wobetumi akyekyɛ mu sɛ ɔbo a ɛntaa nsi nanso ɛyɛ mmerɛw sɛ wobenya sɛ wɔde toto ne wɔfase, black opal ho a. Ɛyɛ efisɛ beae a wonya abotan opal no trɛw kilomita 200-300 na wɔahwehwɛ ne fã ketewaa bi pɛ mu. Enti, yebetumi aka sɛ ɛwɔ daakye a ɛhyɛ bɔ.

Boɔ

• Black Opal: Ne bo yɛ den sen boulder opal esiane nneɛma abien a ɛda adi pefee nti: gyinabea ne nea ɛntaa nsi. Sɛ yɛhwɛ nokwasɛm a ɛyɛ sɛ ɛyɛ ɔbo a wɔntaa nhu koraa na wɔhwehwɛ a, ne bo yɛ den bere a wɔde toto opal ahorow afoforo ho no.
• Boulder Opal: Wontumi nnye ho kyim sɛ boulder opals yɛ nwonwa, nanso sɛ ɛba sɛ wɔde toto opal tuntum ho a, wodi nkogu wɔ ɔko no mu. Sɛ wɔde toto opal tuntum ho a, ne bo nyɛ den. Wobu no sɛ ɛwɔ bo a wɔtɔn opal tuntum wɔ gua so no nkyem abiɛsa mu biako. Ɛyɛ titiriw ne sɛ eyinom ho yɛ na na agye din te sɛ opal tuntum na wɔn bo nyɛ ‘carat biara’ esiane abɔde mu dade abo a ɛwɔ akyi nti.

Nsɛm a Ɛwɔ Ase

Sɛ woresusuw ɔbo bɛn na eye a, ɛnde ɛsɛ sɛ wuhu sɛ wɔn baanu nyinaa yɛ pɛ wɔ ne su mu. Black opal bo yɛ den esiane sɛ ɛho yɛ na nti, nanso boulder opal nso ye saa ara. Awiei koraa no, ne nyinaa ba fam wɔ wo dɛ ne wo bo a ɛsom wɔ ɔbo mu no so. Sɛ wote nka sɛ wowɔ abotɔyam kɛse wɔ ɔbo a wɔntaa nhu a wubenya mu a, ɛnde nea ɛda adi sɛ wobɛpaw no bɛyɛ opal tuntum. Ne nyinaa mu no, abo abien no nyinaa yɛ fɛ na ɛyɛ fɛ pɛpɛɛpɛ.

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