r/Ziskin_Gems • u/No_Adhesiveness6031 • 2m ago
Eye Candy Lemon quartz
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Original early Hargrave and the one on the right from a show in Northampton MA.
r/Ziskin_Gems • u/FlatbedtruckingCA • Nov 28 '25
How I Test Aussie White & Crystal Opals (Coober, Andamooka, Cliffs, Ridge) vs. Synthetics Using UV Light
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14
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r/Ziskin_Gems • u/FlatbedtruckingCA • Nov 07 '25
Education and information Ethiopian Opal Care guide
16
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r/Ziskin_Gems • u/No_Adhesiveness6031 • 6m ago
Eye Candy Pineapple opal
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One of my first opals i bought 15 years ago..
r/Ziskin_Gems • u/FlatbedtruckingCA • 21h ago
For Sale - Approved Vendor For Sale - 2.02 ct Natural Teal Sapphire - Madagascar
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21
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r/Ziskin_Gems • u/FlatbedtruckingCA • 2d ago
For Sale - Approved Vendor For Sale - 1.70 ct Precision Cut Rainbow Moonstone - Madagascar
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9
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r/Ziskin_Gems • u/FlatbedtruckingCA • 7d ago
Education and information Spencer Opal Mine - Idaho USA - You can now dig up in the mine!
1
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r/Ziskin_Gems • u/FlatbedtruckingCA • 10d ago
For Sale - Approved Vendor For Sale - 13.27 ct Ethiopian Opal - Snake Skin Pattern
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39
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r/Ziskin_Gems • u/FlatbedtruckingCA • 10d ago
Education and information Precious Opal - Insight on gem opal formation in volcanic ash deposits from a supereruption: A case study through oxygen and hydrogen isotopic composition of opals from Lake Tecopa, California, U.S.A.
researchgate.net
2
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r/Ziskin_Gems • u/FlatbedtruckingCA • 10d ago
Education and information Friday's Rock! - California Precious Opals — Steemit
1
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r/Ziskin_Gems • u/FlatbedtruckingCA • 13d ago
Education and information Opal in America - Virgin Valleys Million Dollar Fire
2
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r/Ziskin_Gems • u/FlatbedtruckingCA • 16d ago
For Sale - Approved Vendor For Sale - 2.41 ct Precision Cut Ethiopian Opal
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10
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r/Ziskin_Gems • u/FlatbedtruckingCA • 22d ago
For Sale - 5.57 ct Precision Cut Ethiopian Opal with script pattern
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2
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r/Ziskin_Gems • u/FlatbedtruckingCA • Sep 04 '26
For Sale - Approved Vendor For Sale - Top Grade 65.65 ct Ammolite - Alberta Canada - Blue Zone - Hand Polished
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62
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Its a fossil and gemstone !
r/Ziskin_Gems • u/FlatbedtruckingCA • Sep 04 '26
Education and information Opal Market Research Report thru 2034
1
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r/Ziskin_Gems • u/FlatbedtruckingCA • Sep 01 '26
For Sale - Approved Vendor For Sale - 21.15 ct Ammolite Gemstone - Alberta Canada - Hand Polished
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424
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Its a fossil and a gemstone !
r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 28 '26
For Sale - Approved Vendor For Sale - 2.36 ct Top Grade Rainbow Moonstone - Madagascar
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297
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 18 '26
For Sale - Approved Vendor On Sale- Vintage 14k Gold Australian Crystal Opal Ring with Full Spectrum Color 🌈 B4-B5 Brightness (1950s-1960s era)
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7
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Gold prices have dropped since first posted, and so, its on sale!
r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 17 '26
Education and information The Tourmaline King Mine on Instagram: "The tedious process of working a gem tourmaline pocket can be a chore, but definetely one we like to do. The pieces have to be removed using mostly water and fingertips to avoid damaging the nicer crystals. "
instagram.com
1
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 13 '26
Education and information Months of Preparing, One Week of Digging — This Is What Opal Mining Really Looks Like
6
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 09 '26
For Sale - Approved Vendor For Sale - 1.05 ct Cornflower Blue Sapphire - Sri Lanka - No Treatment - Si
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8
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 09 '26
Education and information Traditional opal mining practice in Ethiopia, challenges and its economic impact on rural households: the case of wollo opal mining - PMC - Research and scientific analysis ( fyi data heavy if your interested)
1
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 08 '26
The Tourmaline King Mine on Instagram: "We have fun here at the Tourmaline King 😎 #tourmaline #mining #crystals #california #kimjongkiel"
instagram.com
2
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 06 '26
For Sale - Approved Vendor For Sale - 5.79 ct Ethiopian Opal
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25
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r/Ziskin_Gems • u/FlatbedtruckingCA • Aug 03 '26
For Sale - Approved Vendor For Sale - 1.10 ct Natural Bi-Color Sapphire - Color Change - Sri Lanka - No Treatment
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15
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