Brazilian stone package "Rio de Janeiro" with no less than 5 types of stone total 25 kilos.

Aventurine is a green to reddish-brown variety of the mineral quartz. Usually, this gemstone comes in green and cut variant. Aventurine has hardness 7 and is among others in Russia in the Urals and China. Aventurine is like many other varieties of quartz (eg, amethyst and rose quartz) cut so it can be used as jewelry. The chemical composition of aventurine is SiO2 + KAl2 (OH, F) 2 / AlSi3O10 + Cr. The Ancient Greeks sewed Aventurine in the clothing of a warrior in order to maintain his courage, ambition and optimism.

Hematite (from Greek: αιμία, Haima, blood) is a mineral which is mainly composed of ferric oxide crystals (iron (III) oxide, Fe2O3), one of the iron oxides. It comes in addition to other varieties like the red blood stone and gray-black to black gloss iron and iron oxide. The mineral has a hardness between 5 and 6. The so-called stripe, stripe or color, the color issuing the mineral to rub on an unglazed porcelain dish, usually a characteristic blood-red - the mineral it takes its name. It may contain trace amounts of magnesium, manganese and titanium mineral. Hematite comes both before and going as mineral in sedimentary layers. It is often the cause of reddening of many rocks.