Discover the fascinating world of the treasures beneath your feet. Minerals and Gemstones is an accessible and informative reference guide to 300 different minerals and gemstones, from simple sandstones to sanidine, jade and diamond. Learn what the Earth is made of, how its rocks were formed and how minerals and gems are used today. Minerals and Gemstones is divided into sections covering the internationally recognised classification groups. Each entry includes an accurately reproduced and representative colour photograph, and a key information table including specifications such as the colour, lustre, streak, hardness, specific gravity, cleavage, habit and crystal system of each type of mineral and gemstone. Full of facts and with an engaging but expertly written text, this handy, pocket-size book is a valuable reference source as well as a fascinating read.
Informacja dotycząca wprowadzenia produktu do obrotu:
Ten produkt został wprowadzony na rynek przed 13 grudnia 2024 r. zgodnie z obowiązującymi wówczas przepisami (Dyrektywą o ogólnym bezpieczeństwie produktów). W związku z tym może on być nadal sprzedawany bez konieczności dostosowania do nowych wymogów wynikających z Rozporządzenia o Ogólnym Bezpieczeństwie Produktów (GPSR). Produkt zachowuje pełną legalność w obrocie, a jego jakość i bezpieczeństwo pozostają zgodne z obowiązującymi wcześniej standardami.
Information regarding product placement on the market:
This product was placed on the market before December 13, 2024, in accordance with the applicable regulations at the time (the General Product Safety Directive). As a result, it can continue to be sold without needing to meet the new requirements introduced by the General Product Safety Regulation (GPSR). The product remains fully compliant with all previously valid legal standards, ensuring its continued quality and safety.