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YVDB7: 19464_S4
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YVDB7: 19464_minium_savons de plomb
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YVDB7: 19450_blanc de plomb_hydrocerussite
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YVDB7: 19472_azurite
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YVDB7: 19471_CaCO3_foraminifere
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YVDB7: 19469_S37
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YVDB7: 19469_S35
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YVDB7: 19467_CaCO3_foraminifere
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YVDB7: Nature cristallisée
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YVDB7: Nature cristallisée
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YVDB7: Nature cristallisée
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YVDB7: Nature cristallisée
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YVDB7: Nature cristallisėe
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YVDB7: Ryholite altérée verte
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YVDB7: Ryholite
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YVDB7: Ryholite
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YVDB7: Baryte_Massif des Maures'
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YVDB7: rhyolite altérée verte_route d'Italie_Fréjus_2_X100
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YVDB7: rhyolite altérée (pt)_grains épidote (pt)_X100
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YVDB7: marcassite
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YVDB7: marcassite
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YVDB7: grain de sulfure de fer - Pyrrhotite
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YVDB7: Forêt de Saint-Germain-en-Laye
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YVDB7: Forêt de Saint-Germain-en-Laye
YVDB7: DSC_1387
YVDB7: DSC_1360
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YVDB7: Le penseur
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YVDB7: L'attaque des phasmes
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YVDB7: Insecte en forêt
YVDB7: Estérellite - plagioclase, hornblende, quartz