niether.Orothoclose is much harder than a 2p coin which is smaller than apatite,Bicth go get chur facts right!!!
No, a 2p coin cannot scratch apatite. Apatite is composed of calcium phosphate minerals which are harder than the metal used in a 2p coin.
Minerals that can be scratched with a knife blade but not with a copper coin typically have a hardness between 3.5 and 5 on the Mohs scale. For instance, minerals like calcite (hardness 3) can be scratched by a copper coin but not by a knife blade, while minerals like fluorite (hardness 4) can be scratched by a knife but not by a copper coin. Therefore, minerals like fluorite would fit your criteria.
You need to provide much more information first: for starters, what is the coin's date and mint mark (if visible), what condition is it in, and why do you say it has been mis-struck? You could take it to a coin show ( see www.coinshows.com ) or a coin shop ( check your phone book ) or you could take some nice pictures of it and sell it on www.ebay.com
The woman must light a lamp to look for the coin because it was important to ensure that she could see clearly in the dimly lit space where she had lost the coin. Lighting a lamp would help her search more effectively and increase the chances of finding the lost coin.
This coin is likely the 1 Yuan aluminum coin from China. It features a denomination of "1" on one side and various designs on the other, such as the national emblem or the country's name in Chinese characters. It is commonly used for everyday transactions in China.
No, a 2p coin cannot scratch apatite. Apatite is composed of calcium phosphate minerals which are harder than the metal used in a 2p coin.
apatite can not scratch glass. it is considered number 5 1/2 on the Mohs Scale Of Hardness. Apatite is number 5 on the scale and can only scratch itself and all of the minerals lower on the scale.
You could use your fingers, but it may take a while. Use a coin or something sharp.
Ok, on the back of the card there is a siver scratch area. You get any kind of coin and rub it on the scratch area with the coin held vertically. The silver part will rub off and there is the number you need!
Yes, it is possible to scratch a copper coin with a knife blade as copper is a relatively soft metal compared to steel. However, the knife blade needs to have a harder material rating in order to scratch the copper.
To remove a scratch from a PCGS coin holder, you can use a plastic polish or a non-abrasive cleaner. Apply a small amount to a microfiber cloth and gently rub the scratch in a circular motion. Be careful not to apply too much pressure and always test on a small, inconspicuous area first.
GypsumHardnessMineralAssociations and Uses1Talc (Softest)Talcum powder. (can be scratched by a fingernail.)2GypsumPlaster of paris.Gypsum is formed when seawater evaporates from the Earth's surface. (May be scratched by a fingernail or by a copper coin.)3CalciteLimestone and most shells contain calcite.(Can be scratched by a steel pocket knife or sometimes a copper coin. Will scratch a fingernail, may scratch a copper coin.)4FluoriteFluorine in fluorite prevents tooth decay.(Can be scratched by a steel pocket knife. Will scratch a fingernail and a copper coin.)5ApatiteWhen you are hungry you have a big "appetite".(Can be scratched by a steel pocket knife. Will scratch a fingernail and a copper coin.)6OrthoclaseOrthoclase is a feldspar, and in German, "feld" means "field".(Will not scratch glass but will scratch steel blades, copper coins & fingernails.)7Quartz (Will scratch glass, steel blades, copper coins & fingernails.)8TopazThe November birthstone. Emerald and aquamarine are varieties of beryl with a hardness of 8. (Will scratch glass, steel blades, copper coins & fingernails.)9CorundumSapphire and ruby are varieties of corundum. Twice as hard as topaz.(Will scratch glass, steel blades, copper coins & fingernails.)10Diamond (hardest)Used in jewelry and cutting tools. Four times as hard as corundum.(Will scratch all of the above.)
That would be a coin of the Irish pound, which has since been replaced by the euro.
To clean a 1873 three cent nickel coin, it is recommended to use a mild soap and warm water. Gently rub the coin with your fingers or a soft cloth, being careful not to scratch the surface. Avoid using harsh chemicals or abrasive materials that could damage the coin.
It depends on the grade of the coin and how bad and were the scratch is, take it to a dealer for an assessment.
If it's possible just try and gently wash it off. Otherwise I would leave it on. If you try and get it off you will probably scratch the coin and decrease its value.
Open iTunes, click redeem on the right side of the page then scratch off the code in the back of the card with a coin. Then enter the code and your account will be debited.