Geology
@geologytime.bsky.social
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Unlocking science of
#Minerals
,
#Crystals
,
#fossils
, gems, and geology.
Etched Spessertine Garnet Cluster from Afghanistan Photo: SHAHEEN GEMS AND MINERALS CO
#minerals
#crystals
about 11 hours ago
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Peridot naturally double terminated crystal From mansehra Pakistan Photo: Star_minerals_collection
2 days ago
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reposted by
Geology
MOST unusual, sharply color-zoned slice of amethyst from a bizarre stalactitic growth. This was found in India Photo: Rob Lavinsky Cc
#minerals
#crystals
30 days ago
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reposted by
Geology
I canât get enough of the color and clarity of this gemmy blue polished Medina Aquamarine from Brazil! What's your go-to gemstone or favorite crystal? Video: Eddywrapsgems Arek Varjabedian
#minerals
#crystals
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29 days ago
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reposted by
Geology
Polished banded Turkish agate slab â from North Ankara Photo: ErtuÄ Arikan
#agate
#gems
29 days ago
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reposted by
Geology
Gobi Agate is a distinctive rare variety of botryoidal chalcedony, characterized by its globular and often colorful formations.
www.geologyin.com/2024/06/gobi...
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Gobi Agate: Unique Gemstone of the Desert â Geology In
Gobi Agate is a distinctive rare variety of botryoidal chalcedony, characterized by its globular and often colorful formations. What is Gob...
https://www.geologyin.com/2024/06/gobi-desert-agate.html
29 days ago
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reposted by
Geology
Iris Agate: Rainbow agate Iris Agate is a unique type of sliced Agate that exhibits a rainbow effect when held up to the sun or a light from Jakarta, Indonesia Photo:
Mondszcrystal.id
#gems
28 days ago
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Geology
Exceptional Morganite (Var. beryl) Crystal from Kunar, Afghanistan Video: star_minerals_collection
#gems
#crystals
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19 days ago
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reposted by
Geology
Exceptional Tanzanite specimen from Merelani Hills, Tanzania. This rare, natural doublet cluster showcases vibrant trichroic colors (violet-purple, blue, rich magenta-red) Photo: Rob Lavinsky, CC-BY-SA-3.0
#gems
#crystals
21 days ago
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Exceptional Morganite (Var. beryl) Crystal from Kunar, Afghanistan Video: star_minerals_collection
#gems
#crystals
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19 days ago
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Shungite is a rare, carbon-rich mineraloid rock found primarily in the Karelia region of northwestern Russia, One of shungiteâs most distinctive features is its content of fullerenesâhollow, spherical molecules made entirely of carbon (notably Cââ and Cââ).
www.geologyin.com/2025/10/what...
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What is Shungite â Geology In
Shungite is a rare, carbon-rich mineraloid rock found primarily in the Karelia region of northwestern Russia, near the village of Shunga, ...
https://www.geologyin.com/2025/10/what-is-shungite.html
20 days ago
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Exceptional Tanzanite specimen from Merelani Hills, Tanzania. This rare, natural doublet cluster showcases vibrant trichroic colors (violet-purple, blue, rich magenta-red) Photo: Rob Lavinsky, CC-BY-SA-3.0
#gems
#crystals
21 days ago
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Natural terminated etched kunzite crystal from Pakistan Photo: usman.khan_minerals
#crystals
21 days ago
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Amazing thunder-egg agate from North Ankara, Turkey Photo: Turgay İskender
#agate
22 days ago
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Brazilian opal on matrix Photo: Daniel Mekis Cc
#opal
#gems
25 days ago
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How to Tell If a Rock Is Worth Money When you find an unusual or eye-catching rock and wonder if it might be valuable, the first step is careful observation and testing. Many valuable finds fall into four main categoriesâgold, gemstones, fossils, and meteoritesâ
www.geologyin.com/2025/10/how-...
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How to Tell If a Rock Is Worth Money â Geology In
When you find an unusual or eye-catching rock and wonder if it might be valuable, the first step is careful observation and testing. Many va...
https://www.geologyin.com/2025/10/how-to-tell-if-rock-is-worth-money.html
25 days ago
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Malachite botryoidal, from Congo looks like an emerald brain! what do you think? Photo: Jimee, Jackie, Tom & Asha Cc
#minerals
25 days ago
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Top level Tourmaline crystals, which one do you like more? Photo: 22sGems
#minerals
#gems
26 days ago
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Iris Agate: Rainbow agate Iris Agate is a unique type of sliced Agate that exhibits a rainbow effect when held up to the sun or a light from Jakarta, Indonesia Photo:
Mondszcrystal.id
#gems
28 days ago
0
55
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Gobi Agate is a distinctive rare variety of botryoidal chalcedony, characterized by its globular and often colorful formations.
www.geologyin.com/2024/06/gobi...
loading . . .
Gobi Agate: Unique Gemstone of the Desert â Geology In
Gobi Agate is a distinctive rare variety of botryoidal chalcedony, characterized by its globular and often colorful formations. What is Gob...
https://www.geologyin.com/2024/06/gobi-desert-agate.html
29 days ago
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Polished banded Turkish agate slab â from North Ankara Photo: ErtuÄ Arikan
#agate
#gems
29 days ago
1
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I canât get enough of the color and clarity of this gemmy blue polished Medina Aquamarine from Brazil! What's your go-to gemstone or favorite crystal? Video: Eddywrapsgems Arek Varjabedian
#minerals
#crystals
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29 days ago
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MOST unusual, sharply color-zoned slice of amethyst from a bizarre stalactitic growth. This was found in India Photo: Rob Lavinsky Cc
#minerals
#crystals
30 days ago
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Natural green Dioptase & Calcite, This stunning combo from the Tsumeb Mine in Namibia Photo: Didier Descouens Cc
#minerals
#crystals
about 1 month ago
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Natural Amethyst cluster from Las Vigas, Veracruz, Mexico. On display at the Natural History Museum of Los Angeles County, Los Angeles, California. Photo: Eric Polk Cc
#crystals
#amethyst
about 1 month ago
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Native copper showing a cluster of intergrown herringbone crystals and small spinel twins. From San AgustĂn Mine, Corocoro, Pacajes Province, La Paz Department, Bolivia. Photo: CarlesMillan Cc
#minerals
about 1 month ago
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Welo opals are prized for their vivid play-of-color, displaying flashes of red, green, orange, yellow, and blue. Their combination of brilliance, availability, and relative affordability compared to Australian opals
www.geologyin.com/2025/10/what...
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What is Welo Opal â Geology In
Welo opal (also spelled Wollo opal) is a type of precious opal mined in Ethiopiaâs Wollo Province, near the town of Wegel Tena. Although sm...
https://www.geologyin.com/2025/10/what-is-welo-opal.html
about 1 month ago
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Lustrous Pyrite on Quartz Where 'fool's gold' actually means 'I'm rich in natural beauty Photo by: Naturalstone951
#crystals
#gold
about 1 month ago
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Grape agate just sitting there looking deliciously purple and edible... anyone else having to resist the urge to take a bite? Photo: zamstone_id Moch Zamzam
#gems
#crystals
about 1 month ago
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Feast your eyes on this topaz crystal from Shigar Valley, Pakistan! Itâs like a dazzling gem with tons of sparkly faces, Natureâs totally flexing here. Whatâs the sparkliest crystal youâve ever seen? Video: mfm.08/IG Hafeez Ullah Khan
#CRYSTALS
#GEMS
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about 1 month ago
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reposted by
Geology
Natural green Apophyllite crystals on Stilbite đ« From Jalgoan, Maharashtra, India Video: lostgemz Creighton Beery
#crystals
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about 1 month ago
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reposted by
Geology
Extremely Gemmy Quartz from Himalayas đ Next level clarity..Mined at a very high altitude. Kulu Valley, Himachal Pradesh đ What do you think? Video: Pacific Minerals
#crystals
#gems
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about 1 month ago
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Three Whale Rock (Hin Sam Wan) The site is named for its three massive, whale-shaped sandstone boulders that rest side-by-side on a high cliff, resembling a family of whalesâfather, mother, and calfâemerging from a âseaâ of forest.
www.geologyin.com/2025/09/thre...
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Three Whale Rock (Hin Sam Wan) â Geology In
Three Whale Rock ( Hin Sam Wan ) is a spectacular sandstone formation in Phu Singh Forest Park, Bueng Kan Province, northeastern Thailand. ...
https://www.geologyin.com/2025/09/three-whale-rock-hin-sam-wan.html
about 1 month ago
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Natural green Apophyllite crystals on Stilbite đ« From Jalgoan, Maharashtra, India Video: lostgemz Creighton Beery
#crystals
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about 1 month ago
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reposted by
Geology
Check out this natural jade (var. jadeite) from the Ruhr Museumâs Zollverein Coal Mine display in China! Photo: Benutzer:Ra'ike Cc
#gems
#jade
about 1 month ago
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Extremely Gemmy Quartz from Himalayas đ Next level clarity..Mined at a very high altitude. Kulu Valley, Himachal Pradesh đ What do you think? Video: Pacific Minerals
#crystals
#gems
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about 1 month ago
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Check out this natural jade (var. jadeite) from the Ruhr Museumâs Zollverein Coal Mine display in China! Photo: Benutzer:Ra'ike Cc
#gems
#jade
about 1 month ago
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Rare Neon Blue-Green Crystal Paraiba Color Tourmaline from Afghanistan. Photo Â©ïž Jamal Minerals Seller
#crystals
about 1 month ago
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Quartz is among Earthâs most abundant minerals, found in almost every rock type and in many formsâfrom large crystals in geodes, to glittering druzy coatings, to fine grains in sandstone. Because its appearance varies widely,: âHow can I tell if a rock is quartz?â
www.geologyin.com/2025/09/how-...
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How to Identify Quartz â Geology In
Learning how to identify quartz is one of the most practical skills in geology and rock collecting. Quartz is among Earthâs most abundant m...
https://www.geologyin.com/2025/09/how-to-identify-quartz.html
about 1 month ago
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This water-clear gypsum var. selenite crystal is from the Naica Mine in Chihuahua, Mexico, famous for the Cave of Crystals, discovered in 2000, featuring some of Earth's largest natural crystals. Video: Min_minerals
#crystals
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about 1 month ago
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Natural Aquamarine Crystal From Shigar Valley Northern Area of Pakistan What does this crystal look like to you? Photo: Shaheen_gems_minerals
#beryl
#crystals
about 1 month ago
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Green Tourmaline crystals on Quartz from Paproke mine Afghanistan. Photo Â©ïž Aesthetic Minerals
#minerals
#crystals
about 1 month ago
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reposted by
Geology
Ever seen fluorite from Zhejiang, China? Itâs like a dreamy glass jewel, shimmering with purple and green vibes! đ Whatâs the coolest crystal youâve stumbled across? Video: super_mineral_
#crystals
#gems
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about 2 months ago
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reposted by
Geology
Check out these thomsonite balls from Madhya Pradesh, India! Theyâre like tiny, vibrant orange puffballs, bursting with delicate, hair-like mesolite strands growing on top. Pure natureâs artwork! đČ Have you ever found a rock that looks this wild? [Video: ©Pacific Minerals]
#minerals
#crystals
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about 2 months ago
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Perfect fluorite crystal found in the Yaogangxian Mine in Hunan, China Photo: hu_jingliang/IG
#crystals
about 1 month ago
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This specimen from the Natural History Museum of Los Angeles County. Tri-color elbaite (tourmaline) crystals on quartz, from Himalaya Mine, San Diego Co., California, US Photo : đ· Pegmatite_Obsession
#crystals
#minerals
about 2 months ago
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Beautiful Large Welo Opal from Ethiopia. Photo Â©ïž BrilliantMinerals
#opal
#gems
about 2 months ago
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Amazing Natural Pattern Koroit Boulder Opal From Australia. Photo Â©ïž Wild.Opals
#opal
#gems
about 2 months ago
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Â
#Obsidian
is a naturally occurring volcanic  glass formed when felsic lava cools rapidly, Known for its smooth, uniform texture,  obsidian can exhibit a variety of colors due to impurities, Common colors include black, brown, red, and green.
www.geologyin.com/2023/08/obsi...
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Obsidian: Colors, Types of Obsidian With Photos â Geology In
Obsidian is a naturally occurring volcanic glass formed when felsic lava cools rapidly, preventing the formation of crystals. Known for its...
https://www.geologyin.com/2023/08/obsidian-types-varieties-of-obsidian.html
about 2 months ago
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Incredible Blue Aquamarine cluster đđ Crystals are soo gemmy and fine đ I could look at this piece all day đ From Nyet Burk, Shigar Valley, Pakistan. Video: Pacific Minerals
#MINERALS
#CRYSTALS
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about 2 months ago
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