diff --git a/mtz_geol_block_orichalcum.jpg b/mtz_geol_block_orichalcum.jpg new file mode 100644 index 0000000..418ce7f Binary files /dev/null and b/mtz_geol_block_orichalcum.jpg differ diff --git a/mtz_geol_block_orichalcum.png b/mtz_geol_block_orichalcum.png deleted file mode 100644 index e020660..0000000 Binary files a/mtz_geol_block_orichalcum.png and /dev/null differ