![]() ![]() With one run they can produce hundreds of kgs. The time it takes to grow such specimen is probably one to several weeks. A real one of that size would be much more, considering the prices for amethyst specimen from Mexico. The amethyst gem is usually eye-clean, which means that there usually aren’t any big inclusions within the gem. Its not dyed or comes out of a plastic injection mold.īTW EURO 20.- is a fair retail price for such a specimen if you calculate the costs for the growing process. One of the ways you can determine if your amethyst is real is by checking its clarity. So your specimen is real amethyst grown on a natural rock crystal base. This is because the specimen are grown as "floaters" hanged up on steel wire, if they are smart they break off the part of the specimen with the rest of the wire to get rid of the evidence. Note the crystals on the back side of the specimen which is the former base of the rock crystal specimen used as a matrix. Note the deep "inky" colored layer of amethyst which is only a few mm thick. Watch for 3 side "pyramide" crystal tips instead of a 6 side one. The latest item is hydrothermaly grown chromium green quartz to produce fake prasem crystal specimen. The Chinese copy cat the process using huge hydrothermal units (huge means 1 cubic meter or 250 gallons and much more). BTW always sold them as "man made" with the complete story. Some times ago I have had made some specimens in Russia using damaged Arkansas rock crystal specimen and even Washington Camp Japanese twins. If you provide high pressure, high temperature and a mixture of water and washing soda quartz will disolve like sugar and can be grown as easily as alum crystals. They overgrow mediocre natural quartz crystal specimen with amethyst using the hydrothermal method. ![]() Recent Images in DiscussionsĢnd Jul 2013 17:10 UTC Udo Behner Well its for shure man made amethyst, China brand. Currier Digital LibraryOpen discussion area. Techniques for CollectorsOpen discussion area. ![]() Minerals and MuseumsOpen discussion area. Mineralogical ClassificationOpen discussion area. Lost and Stolen SpecimensOpen discussion area. Please be aware for currency conversion that all prices are USD by default.╳Discussions □ Home □ Search □ Latest Groups EducationOpen discussion area. Duties are paid by us to speed up the customs clearing process so you get your order faster and hassle-free.ĭHL shipping is available but import duties will be the customer's responsibility to pay.ĭHL shipping is available to select countries and the cost will be shown at checkout if the service is available. UPS charges are calculated by UPS and based on delivery location, service selected, and package weight.įirst class shipping prices include import duties. Any additional customs, duties, or VAT charged will be your responsibility to pay. International customers: All prices (product and shipping) are in USD. The US Postal Service does not guarantee any delivery times.
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