A rock, Need advice
07-May-2024 Tuesday
I found stones, I ask experts to help with identification (Zelenogradsk)
17-November-2023 Friday
What kind of symbol
16-November-2023 Thursday
Need advice
08-September-2023 Friday
Help with identifying a mineral
30-August-2023 Wednesday
What are the lines?
22-August-2023 Tuesday
Question to geologists
07-May-2023 Sunday
Tell me the name of the mineral
10-February-2023 Friday
Listen to me and give me some advice
04-May-2022 Wednesday
Help identify
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