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by Jeff B.
| ![Minerals and Crystals](https://a4.pbase.com/g3/83/606383/3/58955490.bm_899102_calcite_Malmberget.jpg) Minerals and Crystals
by Bill Morgenstern
| ![Anciënt slag micro minerals from Laurion/Attica/ Greece](https://a4.pbase.com/g12/86/959086/3/171512294.eIiGbkEI.jpg) Anciënt slag micro minerals from Laurion/Attica/ Greece
by ed agter
| ![Ann Rutledge (Grandma's) Minerals](https://a4.pbase.com/g1/42/3942/3/93724173.0BIZ3cjh.jpg) Ann Rutledge (Grandma's) Minerals
by Alice Harrison
| ![Pink Grotto](https://a4.pbase.com/g1/10/152510/3/115851942.0aydxLVw.jpg) Pink Grotto
by Orion Davidson
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![Goat Lick MT & Hwy 2 East](https://a4.pbase.com/g9/65/833865/3/160006231.E15Ax0gE.jpg) Goat Lick MT & Hwy 2 East
by paplvr
| ![Derbyshire Minerals](https://a4.pbase.com/g10/41/984841/3/168570209.822MIlnc.jpg) Derbyshire Minerals
by Hajar
| ![Minerals](https://a4.pbase.com/g9/26/269026/3/164020772.Tkbub8YX.jpg) Minerals
by Lewis Hall
| ![Minerals](https://a4.pbase.com/u49/tammie_and_russ/medium/36360056.PyritewithQuartz.jpg) Minerals
by tammie_and_russ
| ![MC9 Rocks and Minerals, hosted by tucsondave](https://a4.pbase.com/v3/51/588451/3/48861443.pyritized4crop1.jpg) MC9 Rocks and Minerals, hosted by tucsondave
by dprchallenges
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