Added unknown gems file

diff --git a/unknown-gems b/unknown-gems
new file mode 100644
index 0000000..69e47a2
--- /dev/null
+++ b/unknown-gems
@@ -0,0 +1,54 @@
+-- unknown source
+				[2686] = {
+					"UNKNOWN",
+					"Bold Red Bryanite",
+					{[L["strength"]] = 8},
+				},
+				[2687] = {
+					"UNKNOWN",
+					"Delicate Blue Bryanite",
+					{[L["agility"]] = 8},
+				},
+				[2688] = {
+					"UNKNOWN",
+					"Solid Yellow Bryanite",
+					{[L["stamina"]] = 8},
+				},
+				[3209] = {
+					"red",
+					"Delicate Fire Ruby",
+					{[L["agility"]] = 12},
+				},
+				[3215] = {
+					"yellow",
+					"Mystic Bladestone",
+					{[L["resilience rating"]] = 12},
+				},
+				[3242] = {
+					"prismatic",
+					"Infinite Sphere",
+					{[L["all resistances"]] = 5},
+				},
+				[3254] = {
+					"prismatic",
+					"Chromatic Sphere",
+					{[L["all stats"]] = 4},
+				},
+				[4212] = {
+					"red",
+					"Bold Blood Garnet",
+					{[L["strength"]] = 7},
+				},
+				[4213] = {
+					"red",
+					"Bold Blood Garnet",
+					{[L["strength"]] = 7},
+				},
+			}
+
+-- no longer in game?
+				[2949] = {
+					"red",
+					"Bold Ornate Ruby",
+					{[L["attack power"]] = 20},
+				},