Gemrock Blog
All about crystals, ethical mining, jewelry, lapidary, start-up support and more...Choose a Topic Category of Interest
Warning: Unscrupulous Peruvian Crystal Exporters sell TOXIC Pyrite
In a secretive crystal industry, greedy people always find a way to make more profit, no matter the consequences for others. Information is the key to positive change, so let's whistleblow again: Unscrupulous Peruvian Crystal Exporters sell toxic PyriteConnect with...
Watch Out for Fake and Toxic Silver
Unfortunately, there are a lot of jewelry sellers who say their product is silver, but in reality, it is not. Cheap fake silver jewelry is sold in large quantities on the market. Even worse: Up to 90% of such silver may consist of toxic heavy metals that could affect...
All about silver alloys for jewelry
What is the best quality silver? And how do the various types of silver used to make jewelry compare to each other? All about silver alloys for jewelryConnect with the author on LinkedIn:Silver has been prized as a beautiful, dazzling metal for thousands of years, at...
Stop losing money when importing crystals – The correct use of HS-Codes
60 percent of crystal exports from wholesalers to crystal shops are declared wrong. Because of this crystal shops have to pay much higher import taxes than they should. If you ignore this article you might lose thousands of USD.HS-Codes: What are they and how do they...
Import/export like a Pro: Incoterms and Crystals
For every crystal start-up company, the day will come when you buy your first crystal product in a foreign country or when a client from another country buys a product from you. That day you have to start dealing with import/export procedures and for that, you will...
New exclusive access to top-quality fluorescent Manganocalcite
Manganocalcite from Peru is in high demand in the crystal wholesale because of its beautiful rose-color and excellent fluorescence. NOW WE HAVE GREAT NEWS!New Mining Operation provides top-quality materialConnect with the author on LinkedIn:Manganocalcite from Peru is...
The truth about Cinnabrite
Cinnabrite - globally sold as "the Merchant Stone", supposedly containing Cinnabar, the ancient "Dragon Blood" or "pink Epidote". As crystal dealers, we have a moral responsibility to protect the well-being of our customers and to speak the truth, which is why we...
How to save the planet while selling crystals
It is a known fact: Mining damages the environment. As a crystal shop owner, you are part of a destructive industry. What if there is a way for you to help save the planet by selling crystals? Literally!YOU ARE LUCKY !Because the dream has come true: How to save the...
5 ways how to identify exceptional high-quality cabochons, even if you are not Kim Kardashians stylist
Are you a professional or hobby jeweler who has been trying for days to find and buy a stunning center-piece cabochon for your next dream jewelry project by hunting for it in the halls of crystal fame at the Tucson Gem show, but all you saw were endless rows of...
10 ways to tackle expensive international shipping costs
Stefan Austermühle, CEO Gemrock Peru last updated 12/2024 Shipping costs are a major concern for many of our clients. And high shipping costs do negatively impact our business too. That is why we are undertaking constant efforts to...
All about payment ways and how to reduce payment fees
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 01/2025 International payments are expensive. Often there are several service providers involved and each of them charges a fee. Additionally, there are many times different rules around the...
How we can help growing your business
Stefan Austermühle, CEO of Gemrock Peru last updated: 12/2024 Gemrock Peru S.A.C. was founded in 2017 and has grown to date to be a global producer/wholesaler of Peruvian crystals, gemstones, and minerals. Today in 2024 more than 1500...
Shopping crystals online: How to recognize a high quality crystal heart
Stefan Austermühle, CEO of Gemrock Peru I need to be clear straight from the start of this blog article. I am picky about quality in hearts. Correctly done it is just such a beautiful shape. And it just pains the soul to see all these crappy and badly done so-called...
Shopping Crystals Online: How to recognize quality-polish from a picture
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 12/2024 I will reveal the Number 1 Secret Method to distinguish good from bad polish just by looking at a picture. Sometimes a new client, who did not yet have a chance...
Ethical Sourcing of Crystals – Part 2: Lapidary Production
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 12/2024 Another dirty secret of the crystal industry exposed: shadow business in the lapidary production Connect with the author on LinkedIn: Ethical mining is the buzzword....
Ethical Crystal Mining: What is it and how to do it?
Stefan Austermühle, CEO of Gemrock Peru Last updated 12/2024 Recently many of our clients do start asking questions about our minerals and crystals being ethically mined. We are very glad about this growing interest of retail businesses all...
3 reasons why it is better to charge by the unit than by the kilogram
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 12/2024 Gemstone producers, wholesalers, and retailers are used to buy and sell in kilograms of products. Gemrock Peru is breaking with the accustomed way by charging our clients by the...
3 Ways to Recognize a High Quality Tumbled Stone
Standard tumbledFlat SidesStandard tumbleds are made from cutting-scraps. Because they must be cheap, producers dont take the time and effort to reshape them but rather only round the corners and leave the flat cutting surface visible. Scratched surfaceProducers do...
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