Top Tweets for #smithsonite

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

11 days ago

【17486-2】スミソナイトルース　0.449ct 5.13×3.54×2.61mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

948

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

about 2 months ago

【17487】スミソナイトルース　0.237ct 4.16×3.10×1.99mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

538

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

2 months ago

【17536】スミソナイトルース　2.413ct 8.42×7.14×4.04mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

577

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

3 months ago

【17486-3】スミソナイトルース　0.360ct 4.68×3.37×2.29mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

470

Thetoprockcollection @thetoprockcoll

4 months ago

Rock of the Day 💚 Ultra Rare Green Tsumeb Smithsonite - Tsumeb, Namibia 47 mm apple-green cluster with classic curved cubic habit. Highly sought-after rarity! View here 👉 https://t.co/fqCk9ORuKp #Thetoprockcollection #Smithsonite #Tsumeb #RareSpecimens #HomeDecor

thetoprockcoll's tweet photo. Rock of the Day 💚

Ultra Rare Green Tsumeb Smithsonite - Tsumeb, Namibia

47 mm apple-green cluster with classic curved cubic habit.

Highly sought-after rarity!

View here 👉 https://t.co/fqCk9ORuKp

#Thetoprockcollection #Smithsonite #Tsumeb #RareSpecimens #HomeDecor https://t.co/zw4OEEMJwN

THE STARBEMS(ザ・スターベムズ)

@TStarbems

7 months ago

#はてなブログ #国立音楽院 #MANACLE #コラボ #楽曲提供 #Smithsonite #プロデュース #ヒダカトオル #先生国立音楽院にてMANACLEコラボ実施 - THE STARBEMS Official Blog https://t.co/NMeINgGZvh

Geology Bits of Knowledge

@geologyBits

8 months ago

🟥 ⛏️ Smithsonite also known as zinc spar or turkey fat, is a vibrant carbonate mineral with the chemical formula ZnCO₃ (zinc carbonate). ❤️ 🔁 #Smithsonite #ZincSpar 🎞 https://t.co/azK6mwcrg0 ▶️ In mineralogy, it's classified as a rhombohedral carbonate, often forming botryoidal (grape-like) or stalactitic crusts, massive aggregates, or rarely as transparent, prismatic crystals. It exhibits a vitreous to pearly luster and a wide color range, from colorless and white to pale yellow, green, blue, or even pink and brown, due to trace impurities like copper (for green hues) or manganese (for pink). With a Mohs hardness of 4–4.5 and a specific gravity of 4.00–4.65, it's relatively soft and dense, making it prone to cleavage along rhombohedral planes. Smithsonite is prized by collectors for its aesthetic appeal and is a minor zinc ore, historically mined in places like Mexico, Namibia, and the southwestern U.S. ▶️ Smithsonite is a secondary mineral that precipitates in the oxidized zones of zinc-rich ore deposits through supergene enrichment processes: ▪️ Primary Source: It originates from the weathering of primary zinc sulfide minerals like sphalerite (ZnS) in hydrothermal veins or sedimentary deposits, exposed at or near the Earth's surface. ▪️ Oxidation and Dissolution: In humid, oxidizing environments (pH 6–8, often in karstic or limestone-hosted settings), sphalerite oxidizes to soluble zinc sulfate (e.g., via reactions like 2ZnS + 2O₂ + 2H₂O → 2ZnSO₄ + 2H₂S). This releases Zn²⁺ ions into groundwater. ▪️ Carbonation and Precipitation: The zinc ions react with dissolved bicarbonate (HCO₃⁻) from carbonic acid (formed by CO₂ dissolution in rainwater) in a process called carbonatization: Zn²⁺ + CO₃²⁻ → ZnCO₃. This occurs in low-temperature (ambient surface conditions, <100°C) cavities, fractures, or vugs, often alongside other secondary minerals like hemimorphite or cerussite. ▪️ Geological Context: Formation is favored in arid to semi-arid climates with fluctuating water tables, leading to its characteristic massive or botryoidal habits as it fills voids or coats host rocks like limestone. This supergenetic formation makes smithsonite a key indicator of oxidized ore bodies in economic geology.

$geologyBits's tweet photo. 🟥 ⛏️ Smithsonite also known as zinc spar or turkey fat, is a vibrant carbonate mineral with the chemical formula ZnCO₃ (zinc carbonate). ❤️ 🔁 #Smithsonite #ZincSpar 🎞 https://t.co/azK6mwcrg0 ▶️ In mineralogy, it's classified as a rhombohedral carbonate, often forming botryoidal (grape-like) or stalactitic crusts, massive aggregates, or rarely as transparent, prismatic crystals. It exhibits a vitreous to pearly luster and a wide color range, from colorless and white to pale yellow, green, blue, or even pink and brown, due to trace impurities like copper (for green hues) or manganese (for pink). With a Mohs hardness of 4–4.5 and a specific gravity of 4.00–4.65, it's relatively soft and dense, making it prone to cleavage along rhombohedral planes. Smithsonite is prized by collectors for its aesthetic appeal and is a minor zinc ore, historically mined in places like Mexico, Namibia, and the southwestern U.S. ▶️ Smithsonite is a secondary mineral that precipitates in the oxidized zones of zinc-rich ore deposits through supergene enrichment processes: ▪️ Primary Source: It originates from the weathering of primary zinc sulfide minerals like sphalerite (ZnS) in hydrothermal veins or sedimentary deposits, exposed at or near the Earth's surface. ▪️ Oxidation and Dissolution: In humid, oxidizing environments (pH 6–8, often in karstic or limestone-hosted settings), sphalerite oxidizes to soluble zinc sulfate (e.g., via reactions like 2ZnS + 2O₂ + 2H₂O → 2ZnSO₄ + 2H₂S). This releases Zn²⁺ ions into groundwater. ▪️ Carbonation and Precipitation: The zinc ions react with dissolved bicarbonate (HCO₃⁻) from carbonic acid (formed by CO₂ dissolution in rainwater) in a process called carbonatization: Zn²⁺ + CO₃²⁻ → ZnCO₃. This occurs in low-temperature (ambient surface conditions, <100°C) cavities, fractures, or vugs, often alongside other secondary minerals like hemimorphite or cerussite. ▪️ Geological Context: Formation is favored in arid to semi-arid climates with fluctuating water tables, leading to its characteristic massive or botryoidal habits as it fills voids or coats host rocks like limestone. This supergenetic formation makes smithsonite a key indicator of oxidized ore bodies in economic geology.$

106

Geology Bits of Knowledge

@geologyBits

10 months ago

🟥 Smithsonite is a carbonate mineral with the chemical formula ZnCO₃, typically found in the oxidized zones of zinc ore deposits. ❤️ 🔁 #Smithsonite #Mineralogy ▶️ It often forms botryoidal, stalactitic, or granular aggregates and displays a range of colors, including blue, green, pink, yellow, and white, due to impurities like copper, cobalt, or iron. Its luster is vitreous to pearly, and it has a Mohs hardness of 4-4.5, making it relatively soft. Smithsonite is a secondary mineral, often associated with minerals like hemimorphite, cerussite, and malachite, and is valued as a zinc ore and a collector's gemstone due to its vibrant colors and translucent appearance.

geologyBits's tweet photo. 🟥 Smithsonite
is a carbonate mineral with the chemical formula ZnCO₃, typically found in the oxidized zones of zinc ore deposits.

❤️ 🔁 #Smithsonite #Mineralogy

▶️ It often forms botryoidal, stalactitic, or granular aggregates and displays a range of colors, including blue, green, pink, yellow, and white, due to impurities like copper, cobalt, or iron.

Its luster is vitreous to pearly, and it has a Mohs hardness of 4-4.5, making it relatively soft.

Smithsonite is a secondary mineral, often associated with minerals like hemimorphite, cerussite, and malachite, and is valued as a zinc ore and a collector's gemstone due to its vibrant colors and translucent appearance.

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

about 1 year ago

【15218】スミソナイトルース　0.916ct 6.12×5.91×3.14mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

755

カピルのお店デルミリオーレ　TOKYO JEWELRY FES 2026出展します！ @DelmiglioreJ

about 1 year ago

【15217】スミソナイトルース　1.859ct 7.72×6.00×3.37mm 日独ソ付 #スミソナイト #smithsonite #カピルのお店デルミリオーレ

717

Exotic Crystals @exoticcrystals

over 1 year ago

⚜️Beautiful Smithsonite from 79 Mine, Gila County, Arizona⚜️ #smithsonite #Arizona

129

Exotic Crystals @exoticcrystals

over 1 year ago

✨Beautiful Cuprian Smithsonite Crystal Cluster from Ojuela Mine, Mapimi, Mexico⚜️ #smithsonite

Utah Geological @utahgeological

over 1 year ago

Smithsonite (zinc carbonate) comes in white, green, blue, pink, & yellow, with a hardness of 4-4.5. Collectors prize vibrant specimens, cut into gems, & found in many Utah mining districts. #UtahGeology #Smithsonite