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Why are opals amorphous?
Opals are amorphous because they have no definitve shape. As an example, quartz has a specific crystal shape. Opals can be any shape.
What is the substance that gives your hair color?
the substance that gives hair it color is the genes from your mom or your dad_____________________Melanin gives hair its color.
What element gives amethyst its purple color?
Iron gives amethyst it's color.
What materials are opals composed from?
Opals are composed of the natural mineral silica, and water. The water content varies from as little as 3% to 21%, but it normally contains 6% to 10%.
What is the element that gives the penny its silver color?
Its zinc
How much value dose a 1.5 oz bag of opals have?
The value of opals varies wildly as the play of color (fire) varies wildly. Opals do not have a fixed value such as gold and silver and the value is open to debate between the buyer and seller. Generally speaking.....if the opals are uncut and of moderate fire - they will not be very valuable.
Are opals natively Australian?
No. When opals were first found in Australia, they were not thought to be opals because they were a milky white in appearance. Opals found elsewhere in the world were mostly black.
What is a milky white gem?
Pearls and opals are often described as milky white. Moonstone could also come in this color.
Why are opals amorphous?
Opals are amorphous because they have no definitve shape. As an example, quartz has a specific crystal shape. Opals can be any shape.
Who made opals?
Nobody MADE opals. They're mined out of the ground.
What are food uses of opals?
Opals cannot be used as foods. They are hard, precious stones.
What is the substance that gives your hair color?
the substance that gives hair it color is the genes from your mom or your dad_____________________Melanin gives hair its color.
Do opals actually make you invisible?
Neither opals or any other gemstone will make you invisible.
Are opals black?
Some opals are known as black opals, this is when they have a mainly black colour. In general a black opal is very dark blue and has flecks of other colours within
Where can black opals be found in NSW?
Three different types of Opal are found in Australia:Fire Opals are mined in South Australia near Coober Pedy.Black Opals are mined in New South Wales near Lightning Ridge.Boulder Opals are mined in the western Queensland.
Do opals shrink?
No they do not shrink.
