Azurite suns of the Malbunka copper mines in northern Australia

Azurite suns of the Malbunka copper mines in northern Australia

Titanium Aura 2020 Arkansas USA

Titanium Aura 2020 Arkansas USA

Garnet in bedrock from Alaska in the USA -50%

"Alaska Garnets from Mary & Istvan" are apart of color and texture, but every year we sell 50-100 pieces.
Availability: In stock
SKU
888
  • Buy 10 for €4.90 each and save 25%
Garnet in bedrock from Alaska in the USA -50% is available to buy in increments of 1

The garnet group comprises minerals of a cubic crystal system, and crystals in the form of rhombic dodecahedrons and trapezoëders. The nesosilicaten are of the general formula A3B2 (SiO4) 3. Shells may contain the chemical elements calcium, magnesium, aluminum, Iron2 +, + ijzer3, chromium, manganese and titanium. Grenades show no cleavage. The hardness is from 6.5 to 7.5, and shells can be transparent to opaque. The name "garnet" comes from the Latin word granatus, and refers to malum garanatum (pomegranate) is a plant with red seeds resembling found on many garnet crystals. Garnets are contrary to what is commonly believed, and the name suggests, is not always red, but may purple, red, orange, yellow, green, brown, black or colorless. In 1998 Bekily, Madagascar, for the first time found a blue-pink garnet. This variant is considered very rare. The six most common variants are pyrope, almandine, spessartiet, grossular, uvarovite and andra diet. These occur in two solid solution series: 1.De pyralspiet Group: pyrope-almandine-spessartiet 2.De ugrandiet group: uvarovite-grossular-andra diet. Grenades are very common in the lower crust and mantle, thus playing a major role in chemical understanding of the Earth. The grenade is one of the "nine gems" in Thai Order of the Nine Gems.

 

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