Amethyst, the violet to purple quartz, is one of the most popular gemstones among gem appreciators. Many years ago, amethyst was classified as a precious stone, like ruby, sapphire and emerald.
Since the 1800s, its high perceived status began to… Continue reading
Both agate and jasper are chalcedony minerals.
To clear up any confusion, there is a light blue mineral called chalcedony.
The chalcedony family, however, refers to quartz based minerals that are microcrystalline or cryptocrystalline in structure. (The words microcrystalline… Continue reading
Angelite and blue wing anhydrite, calcium sulfate minerals, are basically the same thing. Their difference lies within… Continue reading
Ruby and Spinel can be extremely difficult to distinguish from each other.
It wasn’t until the late 1800s that variations between rubies, sapphires* and spinel were made. *Spinels can also be blue.
Their similarity in appearance, chemical composition and the… Continue reading
Garnet, the birthstone of January is a popular crystal among gem enthusiasts.
Garnets refer to a group of several closely related minerals. Unlike other minerals that have specific chemical compositions, garnets have varying compositions.
There are 6 main groups of… Continue reading
Happy Birthday to all of our Taurus amigos.
If there is one astrological sign that I would associate with ROCKS, it would have to be Taurus. Their stable, dependable and fixed characteristics make them solid as a rock.
These practical… Continue reading
A very good question indeed.
Agates and onyx are both forms of chalcedony, a member of the quartz (SiO2) family.
Chalcedony is cryptocrystalline quartz which means that you can’t see its crystalline structure without powerful magnification.
The general opinion of… Continue reading
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