Ornamental stones

Origin of the mineral: features of its formation Like most quartz, heliotrope is a mineral of volcanic

What kind of stone is Black agate? It belongs to minerals, but stands out among its fellows. Useful

Limestone stone is familiar to everyone: both pliable chalk and durable marble are essentially

Category Carbonates (minerals) Name in English. Malachite Formula Cu2CO3(OH)2 Group Carbonate Group Color Green Color

History The fact that primitive man survived the confrontation with natural elements and predators is

History and origin The history of the gem dates back five thousand years. Mineral the color of heaven among ancient peoples

History of the stone The mineral was first mentioned at the dawn of the 16th century: chroniclers call it slate (viper)

What: Ornamental; Deposits: Mexico, Ecuador, Iceland, Japan, Ethiopia, Armenia, Turkey, Russia (Kamchatka, Caucasus, Kuril

History and origin This mineral has a very long and interesting history. In ancient times it was believed

There is an ancient legend: if you press the malachite stone to your body, you can become invisible and