Opal
Opal is a hydrated amorphous form of silica (SiO2·nH2O); its water content may range from 3 to 21% by weight, but is usually between 6 and 10%. Due to its amorphous property, it is classified as a mineraloid, unlike crystalline forms of silica, which are considered minerals. It is deposited at a relatively low temperature and may occur in the fissures of almost any kind of rock, being most commonly found with limonite, sandstone, rhyolite, marl, and basalt. The name opal is believed to be derived from the Sanskrit word upala (उपल), which means 'jewel', and later the Greek derivative opállios (ὀπάλλιος), which means 'to see a change in color'. There are two broad classes of opal: precious and common. Precious opal displays play-of-color (iridescence); common opal does not.5 Play-of-color is defined as "a pseudo chromatic optical effect resulting in flashes of colored light from certain minerals, as they are turned in white light."6 The internal structure of precious opal causes it to diffract light, resulting in play-of-color. Depending on the conditions in which it formed, opal may be transparent, translucent, or opaque, and the background color may be white, black, or nearly any color of the visual spectrum. Black opal is considered the rarest, while white, gray, and green opals are the most common.
The Urban Dictionary Mug
I had been looking for the translation from a Tik Tok video and found it on Urban Dictionary. I was surprised to find a coffee mug available so I ordered one. My order was processed very quickly. My mug arrived promptly and in perfect condition. Many Thanks
This mug was a Father’s Day gift for my dad, and let me tell you, it is the greatest mug ever produced by humankind. Not only does it have a simple, minimalist design on it with my father’s name, but also the witty definition on the back that perfectly describes him. While he only uses the mug to hold his pens, I’m sure it would act perfectly fine with any sort of beverage in it as well. Urban Dictionary, let my just tell you that you have sent me the finest piece of art I could have possibly asked to hand over to my dad. Thank you, and I’m sure I’ll be purchasing another one of these fine crafted mugs some time soon. To whoever is reading this, have a nice day, and enjoy your summer.
I bought this for my daughter and she absolutely loves it!
exactly what wanted, holds hot coffee excellent, am 'Hutty'!! that's funny
Used it for a family inside joke, very funny
Great mug! Customizing was great!
why i want this mug i want this mug because I LOVE JUDE :) :) :) :) :) :) :) :) :) :)
Great as a little joke gift! But a little on the pricey side for a coffee mug. If I didn’t love the person as much as I do, I would probably never spend that amount on a normal coffee cup.
It is perfect. I purchased the mug aa a gift and the recipient loved it!
It’s so good and can hold my coffee all day long !
My favorite mug ever
Small cup printing is well done.
It's perfect. Just what I thought I would be getting. Love the definition on one side and the "phrase" on the other.
lmao n. definitely buy a sex mug
The custom mug was as described. The packaging was first rate, and the shipping was surprisingly fast.
Brenanaz (love it!)
I impressed and made my best friend laugh when he saw I was drinking out of it. That was worth all the cash in the world
I love this mug , it is the best present I have ever received, it reminds me of what I was snd where I am today. I am praying for my own downfall
Love it! No issues at any part in the process
A gift for my sis who got betrayed by her supposed to be friend. His loss for ever RIH stan
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