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Posts by silvercoveltd.bsky.social

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Green shaped by rare conditions
#Emerald is a variety of #beryl coloured by trace #chromium and #vanadium. Forming under specific #geological conditions, its rich green tones and natural inclusions reflect the complex environment required to create this iconic #gemstone.
#Rockhound #Crystal #Mineral

1 day ago 19 3 1 0
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Ancient patterns, ocean origins
Timor #Agate forms in #volcanic #rock, where silica-rich fluids create intricate banding and natural patterns over time. Sourced from #Indonesia, each piece tells a story of slow formation and shifting #geological conditions.
#TimorAgate #Rockhound #Crystals #Minerals

1 week ago 4 0 0 0
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This #Galena & #Calcite pairing contrasts sharp #metallic cubes with soft #crystal forms. Galena is a lead sulfide mineral. Under UV light, the calcite can fluoresce in vivid hues, revealing hidden properties shaped by trace elements and crystal structure.
#Rockhound #Minerals #Lapidary

1 week ago 5 0 2 0

Stunning!

2 weeks ago 1 0 1 0

Ahhh the sparkle! ✨

2 weeks ago 0 0 0 0

Incredible! You could build a house out of that slab!

2 weeks ago 1 0 0 0
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Metallic colour with a chemical twist
#Chalcopyrite is a #copper #iron sulfide #mineral known for its brassy gold tones and natural iridescence. Often found in hydrothermal deposits, it’s an important copper #ore and a striking example of how #chemistry shapes mineral appearance. #rockhound #crystal

2 weeks ago 4 0 0 0
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Green from deep within
#Peridot is a gem-quality variety of #olivine, formed in the Earth’s upper mantle and brought to the surface by volcanic activity. Its vibrant #green colour comes from #iron, making it one of the few #gemstones found in only one colour.
#Minerals #Crystals #Rockhound #Gemstone

2 weeks ago 10 0 1 0
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Bold colour from volcanic origins
#BumblebeeJasper forms in volcanic environments, where sulfur and other #minerals create its vivid #yellow, #orange, and black banding. Despite its name, it’s not a true #jasper, but a striking mix of volcanic materials shaped by heat and #chemistry.
#Rockhound

4 weeks ago 10 0 0 0
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Delicate bands, sparkling detail
Blue Lace #Agate forms from layered #silica deposits, creating its signature soft banding, while #druzy #crystals develop as tiny #quartz points line open spaces. Together, they reveal both structure and sparkle in one beautiful formation.
#Bluelaceagate #rockhound

1 month ago 3 1 0 0
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Purple born from transformation
#Stichtite forms through the alteration of chromium-rich #minerals in serpentinite environments. Its soft lilac tones and association with #green #serpentine create a striking contrast shaped by geological change.
#rockhound #crystals #lapidary #geology

1 month ago 67 8 0 0

Happy belated birthday! 🎊

1 month ago 1 0 1 0
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Green shaped by trace elements
#Chrysoprase is a vibrant variety of #chalcedony coloured by trace amounts of #nickel. Forming in weathered nickel deposits, its fresh #green tones and smooth texture have made it one of the most prized members of the #quartz family.
#minerals #Rockhound #crystals

1 month ago 9 0 1 0

Yes! Due to the arsenic this stone does have levels of toxicity, however minimal contact with it (and a thorough handwash) will not yield any hazardous results. We wouldn't recommend licking this stone😆

1 month ago 0 0 1 0

What an amazing find!😍

1 month ago 1 0 1 0

Stunning! Can't wait to see the final piece!

1 month ago 1 0 1 0
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A flash of crimson chemistry
#Erythrite is a #cobalt arsenate #mineral known for its vivid #pink to crimson #crystals. Often forming in the #oxidized zones of cobalt deposits, its striking colour has earned it the nickname “cobalt bloom.” A small mineral with a bold presence.
#rockhound #geology

1 month ago 25 1 1 0

Are you kidding me?!😍 This is a stunning work of art!

1 month ago 0 0 0 0

Wowzah! The colours in the stone are magnificent!

1 month ago 0 0 0 0

Lazulite and Lapis Lazuli are distinct stones with no relation. Though both are stunning minerals in their own right!

1 month ago 1 0 0 0
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Deep blue shaped by pressure
#Lazulite is a #magnesium iron phosphate #mineral that forms in high-pressure #metamorphic environments. Its rich blue tones and prismatic #crystals reflect the intense #geological conditions that transform ordinary #rock into something extraordinary.
#rockhound

1 month ago 36 1 1 0
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A forest turned to stone
Petrified Wood forms when buried trees are slowly replaced by silica-rich #minerals, preserving their original structure in remarkable detail. A powerful example of permineralization, it captures a moment of #ancient life frozen in #geological time.
#petrifiedwood #rockhound

1 month ago 72 12 3 0

Love the patterns!😍

1 month ago 1 0 0 0

What amazing colour!

1 month ago 0 0 0 0

Bubbles!🫧

1 month ago 2 0 0 0

What an amazing specimen!😍

1 month ago 1 0 1 0
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Perfect cubes, simple chemistry 🧂💎
#Halite is sodium chloride crystallized from evaporating saltwater. Its iconic cubic shape reflects its atomic structure, offering a clear example of how #chemistry directly controls crystal form in nature.
#rockhounds #crystals #mineralscience #lapidary #minerals

2 months ago 5 1 0 0
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Ocean blues shaped by geology 🌊💎
#Larimar is a rare variety of #pectolite formed through #volcanic activity, with its #blue tones created by #copper and other trace elements. Found only in the Dominican Republic, it captures the meeting point of fire, water, and time.
#minerals #rockhounds #crystals

2 months ago 10 1 2 0
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A stunning #Amethyst #specimen!
Amethyst is a variety of #quartz coloured by trace iron and natural irradiation during #crystal growth. Forming in volcanic cavities, its purple tones reveal the precise conditions needed to create one of the world’s most beloved #minerals.
#rockhound #mineralogy

2 months ago 4 1 0 0

What an amazing specimen!

3 months ago 2 0 0 0