Crystal Encyclopedia

Fire Obsidian

Fire obsidian is a captivating natural glass formed when volcanic lava cools rapidly, preventing the crystalline structure from fully developing. This rapid cooling process traps pockets of gas within the molten material, creating distinctive iridescent colors and patterns. The mesmerizing play of colors often resembles flames dancing within the obsidian, hence its name “fire obsidian.” […]

Arfvedsonite

Arfvedsonite is a relatively rare mineral that belongs to the amphibole group, a subgroup of silicate minerals. Arfvedsonite is a complex inosilicate mineral with the chemical formula (Na, K)3(Fe, Mn)4Fe2Si8O22(OH)2. This formula indicates that arfvedsonite is primarily composed of sodium (Na), potassium (K), iron (Fe), manganese (Mn), silicon (Si), and oxygen (O), with hydroxyl (OH) […]

Larvikite

Larvikite is a unique and visually striking igneous rock that belongs to the family of feldspar-rich plutonic rocks known as syenites. It is primarily composed of feldspar minerals, particularly oligoclase, with additional presence of hornblende, augite, and other minor minerals. Larvikite is renowned for its distinctive blue-grey to silver-gray coloration, often adorned with iridescent blue […]

Phlogopite

Phlogopite, Afghanistan Phlogopite-Mica-from-Blackburn-Mine-Cantley-Gatineau-County-Quebec-Canada Phlogopite is a member of mica group family of phyllosilicates mineral. Color is a yellow, greenish, or reddish-brown. It is the magnesium endmember of the biotite stable answer series, with the chemical formulation KMg3AlSi3O10 (F, OH) 2. Iron substitutes for magnesium in variable quantities main to the more commonplace biotite with higher […]

Oceanite (Blue Onyx)

Oceanite, commonly known as Blue Onyx, is a captivating semi-precious gemstone revered for its striking appearance and captivating hues. Composed primarily of cryptocrystalline quartz, Blue Onyx exhibits a mesmerizing blend of deep blue and black bands, often intermingled with veins or streaks of white or gray. This unique patterning results from the deposition of various […]

Abalone Shell

Abalone shells, renowned for their iridescent beauty and durability, are marine mollusk shells primarily found in cold coastal waters worldwide, especially along the coasts of North America, Japan, New Zealand, and South Africa. These shells are part of the Haliotidae family, with over 50 species, each with unique characteristics. Known as “ear shells” due to […]

Sagenite Agate

Sagenite Agate, a fascinating and rare variety of agate, is prized for its intricate needle-like inclusions that form delicate, fern-like patterns within the stone. These inclusions are often made of minerals like rutile or goethite and can take on stunning hues, ranging from golden to reddish-brown. The interplay of the translucent agate base with the […]