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Geology Tweets 13h
Check Out This Fantastic Silky Malachite. Photo: Golden Hour Minerals
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Geology Tweets Aug 4
Fantastic Azurite geode from Russia Credit: Ryan Gooding
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Geology Tweets 13h
Unique Tourmaline crystal Photo: Geoworld
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Geology Tweets Aug 9
Fluorite crystals from Minerva No. 1 Mine, Cave-in-Rock Sub-District, Hardin Co., Illinois, USA Photo: Mardani Fine Minerals
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Geology Tweets Aug 7
Secret Beauty, Opal🤩 Opal is an inorganic substance belonging to a silica group. This example is from Australia.
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Geology Tweets 14h
Glossy dark blue azurite crystals From Tsumeb Mine, Otavi Highlands, Namibia Photo: Rockhunter Handels UG
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Geology Tweets Aug 5
phenomenal Morion Smoky Quartz from Recruta Farm, Vitoria da Conquista, Bahia, Brazil. Photo: GeoCrystals
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Geology Tweets Aug 7
Beautiful Tanzanite crystal from Mirerani Hills. Photo: Arkfeld Minerals
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Geology Tweets Aug 9
Blue Cap Sapo Mine Tourmaline From Minas Gerais, Brazil Photo: proper_gems
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Geology Tweets 12h
Rose Quartz crystal surrounding an elestial quartz from Brazil Photo: Crystal Habitat
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Geology Tweets Aug 2
Massive 11lb Bubbly Prehnite Crystal Geode from Southbury, Connecticut Credit: Exotic Crystals LLC
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Geology Tweets Aug 8
“Beautifully clear, slender crystals Quartz from Columbia. Photo: Geologic Gallery | Boutique
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Geology Tweets 13h
Huge Tiger Eye Mara Mamba Tiger Eye is a rare variety of Tiger Eye found only in the Hamersley Ranges of the Pilbara region in Western Australia Credit: Australian Outback Mining
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Geology Tweets Aug 8
Absolutely rare and stunning, unheated Tanzanite specimen, Merelani Hills, Tanzania. Photo credit: Leslie E. Miller
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Geology Tweets Aug 4
One of the most significant emerald clusters in the world from Coscuez Mine, Muzo Municipality, Boyacá Dept., Colombia Credit: Wilensky Fine Minerals Evan D'Arpino Photography
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Geology Tweets Aug 2
"Dog's tooth" Scalenohedral Calcite crystals from qinglong, Guizhou, China. Credit: sicheng_hu.fine.minerals
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Geology Tweets 13h
A very decorative banded Agate from North Ankara, Turkey. Credit: iskenderturgay
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Geology Tweets Aug 7
Very clear Quartz crystal From Uruguay Photo: Nowar Minerals Inc.
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Geology Tweets Aug 9
An outstanding group of lustrous, sharp hoppered octahedral Gold crystals from the Colorado Quartz Mine, California, Credit: Collector's Edge Minerals
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Geology Tweets Aug 9
Aesthetic gemmy twin crystals of fluorite from Queen of Green pocket, Diana Marie mine, Frosterley, Durham, England, UK Credit: Weinrich Minerals, Inc
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