Sylvia Rose
Goethite: The Other Iron-Rich Mineral
Goethite is common but like hematite a remarkable iron oxide mineral. In geology and mineralogy, goethite has piqued the interest of...
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Sylvia Rose
Sep 13 min read
Knowing the Three Primary Oxides of Iron
Iron is abundant in Earth's crust and one of the seven metals of antiquity . Essential for life, iron can form various oxides and change...
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Sylvia Rose
Sep 15 min read
How to Make Iron Oxide Pigment at Home
Make non-toxic iron oxide pigments for painting, dyes, glazes, artistic to industrial uses. Iron oxide (Fe2O3) or rust exists on Earth...
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Sylvia Rose
Aug 314 min read
How to Make Copperas Red: Simply Science
Copperas, iron(II) sulfate or green ferrous sulfate, is a versatile compound in various applications, from agriculture to water...
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Sylvia Rose
Aug 315 min read
Natural Purple Dyes: Ancient & Medieval
Dyers, coloring professionals, metal workers and gemologists seek vibrant colors and tones since early civilization. The first use of...
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Sylvia Rose
Aug 313 min read
Planetary Name Symbolism in Ancient Astrology
The practice of naming planets comes from the work of the Babylonians. The concept passes into the Greek, and from there, Romans begin...
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Sylvia Rose
Aug 313 min read
Difference Between Astrology & Astronomy in the Ancient World
Astrology and astronomy blur boundaries in the ancient world. Similar at a glance, the two serve different needs in society and progress....
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Sylvia Rose
Aug 304 min read
Earthy & Mineral Hematite: Differences
Hematite, an iron oxide mineral, is well-known for its striking metallic luster and deep red to black colorations. Appearing in various...
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Sylvia Rose
Aug 304 min read
Hematite: Iron Oxide Red Earth Pigment
"Hematite" comes from the ancient Greek for blood. The stone creates red dust when cut and polished. The red color isn't always visible...
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Sylvia Rose
Aug 293 min read
How to Make Hematite Pigment: A Step-by-Step Guide
Hematite, an iron ore with the chemical formula Fe2O3 (ferric oxide), is known for its metallic luster. In earthy form the stone offers a...
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Sylvia Rose
Aug 293 min read
How to Make Copperas Ferrous Sulfate: Process
Copperas, known chemically as ferrous sulfate (FeSO₄), has been a vital compound across various industries for centuries. Although...
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Sylvia Rose
Aug 297 min read
Question of Alchemy in Ancient Rome
Alchemy, a fusion of science, philosophy and mysticism, emerges in practice from the 1st century AD. Among the power civilizations of...
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Sylvia Rose
Aug 285 min read
Asphodel: Ancient Dye & Medicine Plants
Among the showy flowering plants, perennial Asphodelus is an elegant and adaptable beauty. A genus of the Asphodelaceae or aloe family,...
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Sylvia Rose
Aug 264 min read
Olympiodorus of Thebes & His Parrot
Olympiodorus of Thebes (c. 380 - 425 AD) is a multifaceted figure. A Roman historian from Egypt, poet, philosopher, and diplomat, he...
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Sylvia Rose
Aug 246 min read
Alchemy: Dyeing Stones to Look Like Gems
Although alchemy is often associated with gold-making, another essential skill of the alchemist is to color or dye stones like quartz...
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Sylvia Rose
Aug 246 min read
Herbal Remedies in Medieval Alchemy
Herbal remedies are ubiquitous in medieval alchemy, a practice combining elements of science, spirituality, and mysticism. Recipes are...
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Sylvia Rose
Aug 245 min read
4 Infused Wines of Ancient Medicine
Myrtle, Rose, Scammory and Flowers of Brass are four infused wines used medicinally in the ancient world. Infused wine in medicine often...
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Sylvia Rose
Aug 204 min read
Magic Metals, Gold, Smiths & Alchemists
In Eastern and Western alchemy, the transformation of metals into gold (Au) symbolizes a process of maturation for metal and alchemist....
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Sylvia Rose
Aug 204 min read
Smelting Metals: Metalwork & Alchemy
In alchemy an essential piece of equipment is the hearth or forge. Smelting metal applies heat and a reducing agent to separate one or...
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Sylvia Rose
Aug 184 min read
Guido Bonatti: Medieval Astrology Star
Guido Bonatti (d. 1296 - 1300) is a renowned Italian mathematician, astronomer, and astrologer. Highly respected for his astrological...
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