Sylvia Rose
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 313 min read
Making Sulfuric Acid in History & Today
Sulfuric acid (H₂SO₄) is one of the most important chemicals in the world, with many uses from car battery production to fertilizer...
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Sylvia Rose
Aug 314 min read
Jungian Numerology & Number Meanings
Numerology, the mystical study of numbers and their meanings, empowers people for centuries. A prominent figure in psychology and...
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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 303 min read
Ancient Greek Discovery & Use of Mercury
The ancient Greeks are celebrated for their contributions to various fields such as philosophy, mathematics, and medicine. Among their...
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Sylvia Rose
Aug 304 min read
Mercurius: Mystical Essence of Alchemy
Mercurius among the most important figures of the alchemical storybook A vast array of symbols and archetypes populate the path to...
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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 294 min read
How to Extract Red from Hematite: A Step-by-Step Guide
Hematite, an iron oxide mineral with the chemical formula Fe2O3, is prevalent around the world. Known for metallic luster and red earth...
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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
Aqua Regia: The Green Lyon of Alchemy
Aqua regia, Latin for “royal water,” is a powerful acidic solution known to dissolve noble metals like gold and platinum. It's used in...
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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 293 min read
Caput Mortuum: Dead Head Purple Pigment
Caput mortuum (Latin "dead head") is a purple hematite iron oxide pigment, used in oil paints and dyes. Due to cultural significance of...
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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 284 min read
Famous Women of Ancient Rome
Women are second class citizens in ancient Rome, but a few bright stars shine through this mutable civilization. Renowned for art,...
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Sylvia Rose
Aug 284 min read
Status & Rights of Women in Imperial Rome
The status and rights of women in ancient Rome are complex and evolve significantly over time. This societal structure is influenced by...
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