Millerite thumbnail mineral, Iowa Prehistoric Online
Millerite thumbnail mineral, Iowa Prehistoric Online
Millerite thumbnail mineral, Iowa Prehistoric Online
Millerite thumbnail mineral, Iowa Prehistoric Online

Millerite thumbnail mineral, Iowa


Availability: Only 1 left in stock

SKU: millerite- thumbnail- t48

Location: Iowa

Size: Box is 1 inch square

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Millerite thumbnail mineral, Iowa.

Millerite is a sulfide mineral composed of nickel sulfide, with the chemical formula NiS. It belongs to the hexagonal crystal system and typically forms slender, needle-like crystals. These crystals are often grouped together in radial or sheaf-like aggregates, creating visually distinctive and delicate structures.

Thumbnail specimens of millerite are small-sized samples that showcase the unique and intricate needle-like crystals of this mineral. Measuring just a few centimeters in size, these specimens are highly valued by mineral collectors for their aesthetic appeal and the rarity of well-formed millerite crystals. The color of millerite can range from brass-yellow to a brassy brown, and its metallic luster adds to its visual allure.

Millerite is commonly found in association with other sulfide minerals, often in hydrothermal veins, as well as in some sedimentary rocks. It forms under a range of geological conditions, including in serpentine deposits and in areas where hydrothermal activity has occurred.

Despite its captivating appearance, millerite can be sensitive to oxidation, which can alter its color and luster over time. As a nickel sulfide, it has been a source of nickel ore in some mining operations. However, due to its relative rarity and the fragile nature of its crystals, millerite is more commonly appreciated as a mineral specimen by collectors.

The small size of millerite thumbnails makes them convenient for display in mineral collections, allowing enthusiasts to appreciate the intricate beauty of these needle-like crystals. Care should be taken when handling these specimens to avoid damage to the delicate structures.

Thumbnail specimens hold a unique allure in the world of mineral and gemstone collecting, captivating enthusiasts and collectors alike with their petite yet captivating presence. Measuring no more than an inch or so in size, these diminutive wonders possess a distinct charm that sets them apart in the eyes of collectors. To understand why collectors prize thumbnail specimens, we must delve into the fascinating world of mineral collecting, exploring the characteristics and significance that make these tiny treasures so coveted.

Mineral collecting is a hobby as old as civilization itself, with evidence of early human fascination with minerals dating back thousands of years. From ancient civilizations using minerals for ornamental purposes to modern-day collectors meticulously assembling vast collections, the allure of minerals transcends time and culture. Within this vast and diverse hobby, collectors pursue specimens ranging from massive geological formations to minute crystals barely visible to the naked eye. It is within this realm of minuscule marvels that thumbnail specimens carve out their niche, capturing the imagination of collectors with their compact size and exquisite beauty.

At the heart of the appeal of thumbnail specimens lies their diminutive dimensions. Measuring no more than one inch in size, these tiny treasures pack a remarkable amount of geological splendor into a compact package. Despite their small stature, thumbnail specimens often exhibit intricate crystal formations, vibrant colors, and mesmerizing patterns that rival their larger counterparts. Their petite size allows collectors to appreciate the finer details of mineralogy up close, providing a window into the fascinating world of crystallography and mineral formation.

One of the defining characteristics of thumbnail specimens is their rarity. Unlike larger specimens that may be more readily accessible, thumbnail specimens are often limited in quantity and can be challenging to acquire. Their small size makes them easy to overlook in the field, requiring careful searching and meticulous extraction techniques to uncover. As a result, collectors prize thumbnail specimens for their scarcity, viewing them as prized additions to their collections that showcase the beauty and diversity of the mineral kingdom in miniature form.

Millerite thumbnail mineral, Iowa

Thumbnail specimens also hold significant scientific value, offering insights into geological processes and mineral formation. Despite their small size, these specimens provide valuable information about the conditions under which they formed, including temperature, pressure, and chemical composition. By studying thumbnail specimens, scientists can gain a better understanding of Earth’s geological history and the forces that shape our planet. As such, collectors play a crucial role in preserving these specimens for future study, ensuring that valuable geological data is not lost to time.

In addition to their scientific significance, thumbnail specimens hold aesthetic appeal for collectors, who are drawn to their exquisite beauty and intricate detail. Despite their diminutive size, these specimens often display vibrant colors, lustrous surfaces, and geometrically precise crystal formations that captivate the eye. Whether it’s the iridescent hues of a tiny opal, the delicate symmetry of a miniature quartz cluster, or the fiery brilliance of a diminutive garnet, thumbnail specimens showcase the extraordinary diversity of the mineral kingdom in all its splendor.

Collectors are also drawn to thumbnail specimens for their versatility and portability. Unlike larger specimens, which may require specialized display cases or storage solutions, thumbnail specimens can be easily housed in small containers or display cases, making them ideal for collectors with limited space. Their compact size also makes them ideal for travel, allowing collectors to take their prized specimens with them wherever they go and share their passion for minerals with others.

Furthermore, thumbnail specimens often serve as valuable educational tools, providing enthusiasts and novices alike with an opportunity to learn about mineralogy and geology. Their small size and accessibility make them ideal for hands-on exploration, allowing collectors to study mineral properties, crystal structures, and geological formations up close. Many collectors also use thumbnail specimens to educate others about the beauty and diversity of the mineral kingdom, sharing their passion through outreach events, educational programs, and online forums.

Prehistoric 101 (Learn about fossils, minerals, and meteorites)
What is a Mineral?

Weight 2 oz
Dimensions 5 × 4 × 1 in
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