ROMANORLOVITE Mineral Details

Complete mineralogical data for ROMANORLOVITE. Chemical Formula: K11Cu9Cl25(OH)4·2H2O. Crystal System: Tetragonal. Learn about its geologic occurrence, habit, and identification.

ROMANORLOVITE

K11Cu9Cl25(OH)4·2H2O

Crystal System

Tetragonal

Crystal Class

Ditetragonal dipyramidal

Space Group

I4/mmm

Point Group

4/m 2/m 2/m

Structure & Data

Crystal Structure

Structure is based on 2 main blocks built by Cu2+-centered polyhedra; 1st 1 incl chains consisting of edge-sharing CuCl4(OH)2 octahedra; in chain fragment built by 4 edge-sharing Cu(1)-centered octahedra could be distinguished whereas Cu(3)-centered octahedra are connected with this fragment from both upper & lower sides; 2nd structural block consists of isolated Cu6Cl18 clusters built by Cu(3)-centered tetragonal ∆ & Cu(4)-centered distorted tetrahedra.1 2 main blocks built by Cu2+ -centered polyhedra; 1st 1 incl chains consisting of edge-sharing CuCl4(OH)2 octahedra; in chain fragment built by 4 edge-sharing Cu(1)-centered octahedra could be distinguished whereas Cu(3)-centered octahedra are connected with this fragment from both upper & lower sides; 2nd structural block consists of isolated Cu6Cl18 clusters built by Cu(3)-centered tetragonal ∆ & Cu(4)-centered distorted tetrahedra; FBB are connected via distorted ACl6 octahedra (A = Cu,K) forming pseudo-framework; K+ cations are loc in voids & channels of pseudo-framework.2

Cell Data

a=17.5538Å, c=15.8620Å, Z=4

Geology & Identification

Geologic Occurrence

Volcanic, fumaroleROMANORLOVITEROMANORLOVITE

Habit

Prismatic, equant or tabular tetragonal micro crystals

Twinning

Relationships

RELATIONSHIP TO OTHER MINERALS

New structure type

If you are fascinated by the hidden structures of our planet, you have likely come across ROMANORLOVITE. This mineral is a compelling subject for study, offering a unique glimpse into the complex chemistry that shapes the Earth’s crust.Whether you are a student identifying a hand sample, a researcher looking for crystallographic data, or a collector curious about a new find, this guide breaks down everything you need to know about ROMANORLOVITE. From its precise chemical formula to the geological environments where it thrives, let’s explore what makes this mineral distinct.

The Chemistry Behind the Crystal

Every mineral tells a story through its chemistry. At its core, ROMANORLOVITE is defined by the chemical formula K11Cu9Cl25(OH)4·2H2O.This isn’t just a string of letters and numbers; it represents the precise recipe of elements that nature used to build this specimen. This specific chemical composition is what gives the mineral its stability and dictates how it reacts with acids, heat, or other minerals. It is the fundamental “DNA” that geologists use to classify it within the larger mineral kingdom.

Crystallography: Geometry in Nature

One of the most beautiful aspects of mineralogy is the hidden geometry within every stone. ROMANORLOVITE crystallizes in the Tetragonal system.Think of this as the mineral’s architectural blueprint. It dictates the symmetry and the angles at which the crystal faces grow. Digging deeper into its symmetry, it falls under the Ditetragonal dipyramidal.
  • Point Group: 4/m 2/m 2/m
  • Space Group: I4/mmm
Why does this matter? These crystallographic details are like a fingerprint. They influence optical properties—how light travels through the crystal—and physical traits like how it breaks or cleaves when struck.
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Internal Structure and Unit Cell

If we could zoom in to the atomic level, we would see the “Unit Cell”—the smallest repeating box of atoms that builds up the entire crystal. For ROMANORLOVITE, the dimensions of this microscopic building block are:
a=17.5538Å, c=15.8620Å, Z=4
The internal arrangement of these atoms is described as:Structure is based on 2 main blocks built by Cu2+-centered polyhedra; 1st 1 incl chains consisting of edge-sharing CuCl4(OH)2 octahedra; in chain fragment built by 4 edge-sharing Cu(1)-centered octahedra could be distinguished whereas Cu(3)-centered octahedra are connected with this fragment from both upper & lower sides; 2nd structural block consists of isolated Cu6Cl18 clusters built by Cu(3)-centered tetragonal ∆ & Cu(4)-centered distorted tetrahedra.1 2 main blocks built by Cu2+ -centered polyhedra; 1st 1 incl chains consisting of edge-sharing CuCl4(OH)2 octahedra; in chain fragment built by 4 edge-sharing Cu(1)-centered octahedra could be distinguished whereas Cu(3)-centered octahedra are connected with this fragment from both upper & lower sides; 2nd structural block consists of isolated Cu6Cl18 clusters built by Cu(3)-centered tetragonal ∆ & Cu(4)-centered distorted tetrahedra; FBB are connected via distorted ACl6 octahedra (A = Cu,K) forming pseudo-framework; K+ cations are loc in voids & channels of pseudo-framework.2This internal structure is the invisible framework that supports everything we see on the outside, from the mineral’s density to its hardness.

Physical Appearance (Habit)

When you find ROMANORLOVITE in the field, what does it actually look like? A mineral’s “habit” describes its typical shape and growth pattern.
  • Common Habit: Prismatic, equant or tabular tetragonal micro crystals
  • Twinning: 
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Twinning is a fascinating phenomenon where two or more crystals grow interlocked in a specific symmetrical pattern. If ROMANORLOVITE exhibits twinning, it can be a dead giveaway for identification, distinguishing it from look-alike minerals.

Where is it Found? (Geologic Occurrence)

Minerals are the products of their environment. They don’t just appear anywhere; they need specific conditions—pressure, temperature, and chemical ingredients—to form.Geologic Occurrence: Volcanic, fumaroleKnowing this context helps geologists reconstruct the history of a rock formation. It tells us whether the rock was born from cooling magma, settled in an ancient ocean, or was transformed by the intense heat and pressure of metamorphism. For more broad geological context, resources like the U.S. Geological Survey (USGS) provide excellent maps and data.

Related Minerals

No mineral exists in a vacuum. ROMANORLOVITE is often related to other species, either through similar chemistry or structure.Relationship Data: New structure typeUnderstanding these relationships is key. It helps us see the “family tree” of the mineral world, showing how different elements can substitute for one another to create an entirely new species with similar properties.

Frequently Asked Questions (FAQs)

1. What is the chemical formula of ROMANORLOVITE?The standard chemical formula for ROMANORLOVITE is K11Cu9Cl25(OH)4·2H2O. This defines its elemental composition.2. Which crystal system does ROMANORLOVITE belong to?ROMANORLOVITE crystallizes in the Tetragonal system. Its internal symmetry is further classified under the Ditetragonal dipyramidal class.
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3. How is ROMANORLOVITE typically found in nature?The “habit” or typical appearance of ROMANORLOVITE is described as Prismatic, equant or tabular tetragonal micro crystals. This refers to the shape the crystals take when they grow without obstruction.4. In what geological environments does ROMANORLOVITE form?ROMANORLOVITE is typically found in environments described as: Volcanic, fumarole. This gives clues to the geological history of the area where it is discovered.5. Are there other minerals related to ROMANORLOVITE?Yes, it is often associated with or related to other minerals such as: New structure type.

External Resources for Further Study

For those looking to dive deeper into the specific mineralogical data of ROMANORLOVITE, we recommend checking high-authority databases:

Final Thoughts

ROMANORLOVITE is more than just a name on a list; it is a testament to the orderly and beautiful laws of nature. With a chemical backbone of K11Cu9Cl25(OH)4·2H2O and a structure defined by the Tetragonal system, it holds a specific and important place in the study of mineralogy.We hope this overview has helped clarify the essential data points for this specimen. Whether for academic study or personal interest, understanding these properties brings us one step closer to understanding the Earth itself.
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