· Onyx · Opal
There different ones because an opal birthstone is for October a topaz is for November
Yes, dish soaps or other harsh soaps can damage the surface of opal stones by removing their natural oils and causing them to lose their luster. It's best to clean opal stones with mild soap and water, or seek guidance from a professional jeweler for proper care.
Stones similar to opal include labradorite, which exhibits a play of color known as schiller, and moonstone, known for its adularescence and shimmering effect. Other alternatives are fire opal, which displays vibrant colors, and boulder opal, featuring the host rock integrated with the opal. Additionally, synthetic opals, created in labs, mimic the appearance of natural opals but are more uniform in color.
The birthstone for October is Opal.
The cost of an opal birthstone varies depending on factors such as size, quality, and origin of the stone. On average, you can expect to pay anywhere from $50 to $500 for a small to medium-sized opal birthstone. Higher-quality opals or larger stones can cost significantly more.
Coober Pedy in South Australia for Opal rough.Hong Kong for loose stones and jewellery wholesale.
emerald,ruby,sapphire,diamond,pearl,opal
opal is one of them but i dont know the other one
The value of a 2.5 carat opal can vary significantly depending on factors such as the quality, color, clarity, and origin of the stone. In general, opals can range in price from a few dollars per carat for lower-quality stones to several hundred dollars per carat for high-quality stones. It is recommended to have the opal appraised by a professional to determine its exact value.
Contraluz is opal where you see the play of colors by illuminating the back of the stone with light as compared to most opal where the light falls on the front of the stone to see the play of fire, The contaluz opal when illuminated from behind, the stones develop a brilliant colour play.
Opal stones are relatively abundant in certain regions, particularly in Australia, which produces the majority of the world's opals. Other notable sources include Ethiopia, Mexico, and the United States. While common opals are widespread, precious opals, which display the characteristic play of color, are less common and can be more valuable. Overall, the abundance of opal stones varies significantly depending on the type and quality.