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Entry № 237

Hilutite

Trade name — silicified breccia

Trade stone patterned like a weathered map.

Chakra

Root · Solar Plexus

Element

Earth

Zodiac

Taurus · Virgo

Hilutite

I. The Metaphysical Reading

How the stone has been held.

Hilutite is worked with as a stone of steady terrain, held when someone needs to feel underlying support during a period of upheaval. Its patterned surface is said to remind the carrier that broken things can be re-cemented into something stronger.

Chakra
Root · Solar Plexus
Element
Earth
Zodiac
Taurus · Virgo
Keynote
Trade stone patterned like a weathered map.

II. The Scientific Reading

What the lattice actually does.

Hilutite is a lapidary trade name rather than an IMA-recognised mineral species; specimens are typically silica-cemented breccias or altered volcanic tuffs in which fragments of earlier rock have been re-lithified by silica-rich groundwater and stained by iron and manganese oxides. Because it is a rock rather than a single mineral, its exact composition varies between deposits, but the dominant phase is microcrystalline quartz.

Formula
SiO₂ + Fe/Mn oxides, clay and feldspar relics
System
Cryptocrystalline aggregate
Hardness
6 – 7 (Mohs)
Provenance
Trade material of debated locality; reported from Africa and Indonesia

References & Sources

Independent mineralogical references used to verify the scientific details above.

Mineral Profile

Fact Sheet

Chemical Formula
SiO₂ + Fe/Mn oxides, clay and feldspar relics
Crystal System
Cryptocrystalline aggregate
Mohs Hardness
6 – 7 (Mohs)
Density
2.55 – 2.75 g/cm³
Refractive Index
≈1.53 – 1.55
Provenance
Trade material of debated locality; reported from Africa and Indonesia
Color Origin
Muted greens, browns, and greys in banded or brecciated patterns

Related Crystals

Stones that share this lattice

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Hollandite Quartz

Clear quartz sown with black star-bursts.